Questions LLC
Login
or
Sign Up
Ask a New Question
Categories
Science
Page 2
Questions
In three to five sentences, explain how the fossil record provides evidence for the idea of natural selection. broooooo I need
12 answers
asked by
Ur mom
1,632 views
1. What would happen if earth absorbed all of the heat from the sun?
A. Earth would become too cold. B. Earth would be too hot.
47 answers
asked by
Elijah
7,140 views
A 0.2-kilogram softball is thrown toward a catcherβs mitt. The ball is accelerating at a rate of 8 meters per second squared.
4 answers
asked by
Lolhelp
892 views
Which is an example of a load in an electric circuit?(1 point)
Responses wiring wiring on-off lever on-off lever 9-volt battery
4 answers
asked by
the real BARNY THE DINO :)
401 views
In this study, a scientist designed an experiment to test plant growth. The plants were planted in identical pots with the same
4 answers
asked by
Hayden
1,644 views
What happens when thermal energy is applied to an ice cube
It's water molecules lose kinetic energy so the ice cube melts It's
3 answers
asked by
Hi
339 views
A student adds 5 g each of sand, sugar, and salt to 50mL of water. Did he make a solution? Explain.
9 answers
asked by
Fabricio
2,422 views
A 0.5kg cart connected to light spring for which the force constant is 20 Nm on horizontal frictionless air track. Calculate the
5 answers
asked by
Anonymous
7,577 views
Characteristics of Cells
Quick Check 7th grade Connection I just took the test and these are the correct answers. I thought I
10 answers
asked by
Never Enough Time
3,478 views
Calculate the number of nucleons in 10cm^3 fluorine gas
4 answers
asked by
Zubenathi
345 views
What does it mean that a source of energy is nonrenewable?
It does not create pollution when used There is only a limited supply
10 answers
asked anonymously
640 views
Which function do the stomata perform in photosynthesis?
Which step in photosynthesis does not need light?( A scientist performs
3 answers
asked by
Dug
816 views
In which situation is the magnitude of the total force greater than the magnitude of each of the individual forces? (1 point)
O
5 answers
asked by
Idb
631 views
In a chemical reaction two molecules with a total mass of 76 amu react to form a single molecule. What is the mass of the
10 answers
asked by
Tanya
3,072 views
These are the right answers to the bio diversity and ecological health quick check
Wolf Disturb the ecosystem because another
7 answers
asked by
Ms.Wonderful
1,976 views
In three to five sentences, describe both asexual and sexual reproduction.
5 answers
asked by
Neo
3,737 views
what is the main factor causing the salinity of the Everglades to change?
1. Climate Change 2. Python 3. Both species populations
29 answers
asked by
Qt
6,097 views
Two people push a box from opposite directions, the box does not move. Which statement best explains this result? (1 point)
O
4 answers
asked by
Idb
918 views
1. What is the function of a nerve cell in a multicellular organism?
produce and manage movement store and distribute oxygen make
6 answers
asked by
Ari
2,070 views
In three to five sentences explain how resource scarcity competition and survival of organisms are connected?
Help mee
24 answers
asked by
...
3,690 views
Is a caldera evidence that a volcano existed in the past?
4 answers
asked by
Elijah
9,156 views
Which question can a student ask to determine whether a resource is renewable or nonrenewable?(1 point)
Responses Is the resource
7 answers
asked by
the real BARNY THE DINO :)
496 views
Plz help ASAP
Which car has the greatest efficiency? 1) a 900 kg car that travels 20 km per liter of fuel 2) a 900 kg car that
4 answers
asked by
Nobody
2,088 views
The bottom wave has a greater ____
4 answers
asked anonymously
593 views
Samuel builds four electromagnets and tests them by picking up paperclips. Here are his partial results.
Coils Paperclips 8 2 16
4 answers
asked by
the real BARNY THE DINO :)
268 views
Relationships Among Organisms Quick Check answers:
1. symbiotic 2. dogs and fleas 3. One organism eats another organism that
5 answers
asked by
~ π―π½πππππππΎπΈπ ~
1,564 views
Which statements accurately compare the environmental impact of acquiring natural gas and acquiring oil? Select the two correct
4 answers
asked by
Poley
1,225 views
Crude oil was formed millions of years ago from the remains of living things. Where is crude oil found today?
O inside living
4 answers
asked by
Empty room
417 views
involves keeping the item for a short amount of time before moving it elsewhere.
O Holding O Loading O Receiving O Unloading
6 answers
asked by
Empty room
452 views
Which of the following would be the best
explanation for the existence of the Andes Mountains along the west coast of South
4 answers
asked by
Richard
1,663 views
Why is it important for geologists to be able to do these tests (Rock and minerals) in the field?
7 answers
asked by
jeff(player)
1,448 views
In the diagram below, light from the Sun strikes a beach (Z). The beach sand gains heat then warms the air that is immediately
4 answers
asked by
Jsmzjsmj
249 views
Gymnosperms are the most successful of land plants
4 answers
asked by
Anonymous
1,248 views
Is exposure to natural radiation on earth dangerous?
A. Yes, because it is always present B. No, because it is natural C. No,
7 answers
asked by
Ooooh oooooh aaaaah aaaaaah π¦§π
654 views
Use the scenario to answer the question.
A student writes two statements about the importance of soil. 1. Soil can act as a
4 answers
asked by
Empty room
492 views
Compare renewable and nonrenewable energy sources and discuss the effects on each on biodiversity
6 answers
asked by
Correct here
1,888 views
Describe two dimensions of the motion of an object in a circle due to centripetal force. Explain why putting them together
4 answers
asked by
Pls help me
1,773 views
Which of these types of EMR is the most harmful?
A) visible light B) infrared light C) microwaves D) radio waves Visible light
5 answers
asked by
PLS HELP IM STOOPID
1,023 views
Which resource can be used up, but is considered renewable because it can replace itself
Trees Copper Geothermal Wind Renewable
7 answers
asked anonymously
733 views
Drag each item to indicate weather the property must be observed using a tool or does not require a tool to be observed
5 answers
asked by
Kawaii bear
4,034 views
Two cars started off the race with accelerations 3 m/ sΒ² and 8 m/ sΒ². Find the time after which the separation between them is
4 answers
asked by
Harhi
798 views
Which choice describes how energy is transferred at the particle level through the process of conduction?
A. The fast-moving
5 answers
asked by
Science
5,027 views
A ball rolls down an inclined track 2m long in 4s.find time taken to cover the second metre of the track
7 answers
asked by
Anonymous
7,472 views
A brick of salt has a volume of 50cm3 and a mass of 100 grams. Calculate the
density of the brick.
4 answers
asked by
Nigel
1,936 views
5. A scientist claims that water balls at 100 degrees Celsius. Repeated trials result in similar data every time. Other
4 answers
asked by
Anna
595 views
Aside from killing native species, what other negative issue might an invasive species present?
a They might introduce other
3 answers
asked by
HeretoHelp
312 views
An eagle flying along a horizontal path drops a small snake from a height of 6.5 m while travelling 5.0 m/s. How far does the
4 answers
asked by
Michael
948 views
If you scratch a penny with an steel file, will the copper of the penny rub off on the file, or the steel (iron) of the file rub
4 answers
asked by
Please help
2,137 views
A scientist sets up terrariums in a laboratory and observes the growth of lizards in each terrarium. Which of the following
2 answers
asked by
Lila England
279 views
At a distance L equals to 400m from the traffic light, brakes are applied to a locomotive moving at a velociy VEquals to 54
7 answers
asked by
Kapil
4,097 views
Look at the border of the Amoeba. What is unique about it? Why do you think it might be important to the cell?
5 answers
asked by
Anonymous
2,755 views
Primary succession occurs when a pioneer species moves into an area that has no plants. Which organisms are common pioneer
17 answers
asked by
Goldfish
5,573 views
Frequency is measured in hertz . Which option best describes hertz
4 answers
asked anonymously
525 views
How is an echo formed?
3 answers
asked by
Need to know
238 views
What causes days to be warmer on one part of Earth than on another? (1 point)
Responses the speed of Earth in its orbit the speed
4 answers
asked by
Moon_Squ@d
414 views
An object reaches a velocity of 147m/s in 15s at a uniform acceleration vertical plane .calculate the size of the uniform
4 answers
asked by
Yolanda
784 views
A truck pulls a trailer at 75km/h and exerts a uniform pulling force of 800N on the trailer .calculate
1. The work done by the
5 answers
asked by
Jady
2,313 views
Rank the phases of matter from the one with the least kinetic energy to the greatest kinetic energy for the particles in the
8 answers
asked by
Lily
1,893 views
Hello! It's Ren here. Just a quick reminder, my answer is '***'. It'll be labeled next to the answer choices/options and I will
5 answers
asked by
RanoRen
1,573 views
What does it mean that a source of energy is nonrenewable?(1 point)
Responses Once used, it needs to be reprocessed for reuse.
7 answers
asked by
Moon_Squ@d
196 views
Wolves: Moose:
6 10 3.Calculate the average of moose killed by one wolf in each territory. So, would I divide the number of moose
4 answers
asked by
Anonymous
2,488 views
Which of the following statements describes the conservation of a natural resource?
A. A timber company only cuts some trees down
6 answers
asked by
Pepsi
3,367 views
A particle in simple harmonic motion has a period of 0.4s. If the maximum speed attained during the motion is 0.3s, what is the
4 answers
asked by
Olajumoke
938 views
A chain that is 30 m long and weighs 120N.m hangs from the drum of a winch.
Determine the work to wind the first 9m of the chain
4 answers
asked by
Yolanda
1,160 views
What is an allele Please help quickly
4 answers
asked by
Hiii
835 views
Which scenario describes how students can work together creatively to explore electromagnets?(1 point)
Responses Three students
4 answers
asked by
the real BARNY THE DINO :)
293 views
Hookes law states that the force , F in a spring extended by length x is given by F=-Kx. According to Newton's second law F=ma,
4 answers
asked by
Niz sew
2,699 views
In pea plants, the allele for purple flowers, P, is dominant over the allele for white flowers, p. Which conclusion about
9 answers
asked by
Hi
2,850 views
How does a flashlight illustrate the Law of Conservation of Energy? (1 point)
Responses Potential energy in the battery will be
1 answer
asked by
the real BARNY THE DINO :)
449 views
Which was a result of both the Clean Air Act and the Clean Water Act?
A. increased paper recycling B. increased plastic recycling
4 answers
asked by
tallie
320 views
Which statement is true about the motion of a planet in its orbit around the sun?
A) the orbital speed increases as the planet
7 answers
asked by
ππͺπ
2,067 views
Your class goes on a field trip to observe drilling machinery. The geologists at the drill site show you displays of drilled
4 answers
asked by
Plshelp
867 views
Environmental changes like increased temperature can stress an ecosystem. Why is this an issue with regard to invasive species?
a
4 answers
asked by
HeretoHelp
392 views
A builder wants to make a room soundproof in a new home. The builder should use materials that
O absorb sound waves and prevent
4 answers
asked by
Ksbs
262 views
What was the main cause of the dust bowl in 1930s
Stronger than normal storms Flooding caused by climate change Unusual cold
5 answers
asked anonymously
278 views
A sample of bottled of water was tested with silver nitrate (AgNO3), and it gave a white precipitate. What ion was most likely
4 answers
asked by
Anonymous
3,456 views
If sulphur is in success then production of 2 moles of ferrous sulfide requires how many grams of iron?
4 answers
asked by
Ayat
516 views
Examine the scenario.
1)Two different objects are brought close to one another. The objects pull, or attract, each other. Which
9 answers
asked by
Lyssa
2,881 views
You will be designing and carrying out your own experiment to investigate the effect different forces have on an objectβs
9 answers
asked by
Kitty Kat *^*
4,848 views
Why do students and scientists construct scale models of natural phenomena?(1 point)
to better observe patterns and relationships
21 answers
asked by
Me
5,057 views
Which statement best describes the refraction of light as it moves from air to glass? (1 point) Light undergoes diffraction due
4 answers
asked by
anonymous
1,130 views
1.The genetic engineering of crops is a controversial and debated issue in the media and press. Which of the following would be
7 answers
asked by
Sumbudy
771 views
Chloroplast play an important role in energy production in plant cells. However, some parts of a plant like the roots lack
7 answers
asked by
Ayden
1,169 views
Snails and beetles have exoskeletons. Hypothesize the advantages and disadvantages of having an exoskeleton rather than a
50 answers
asked by
Bo
924 views
When drawn on a coordinate plane with the x-axis as the baseline, a wave with a crest that is closer to the baseline has a
smalle
7 answers
asked anonymously
1,277 views
Which statement about electric charges is correct?(1 point)
Responses Two objects with negative charges will attract each other.
1 answer
asked by
Hi
209 views
What will be the effect on the colour of blue litmus paper when dropped in tetraoxosulphate (VI)acid
4 answers
asked by
Philip
150 views
the bottom wave has a greater ____
O frequency O trough O amplitude O wavelength
7 answers
asked by
Empty room
472 views
A water pump produces 9kl of water per hour at height of 70m above the pump. The pump is driven by 3kW electric motor calculate
1
4 answers
asked by
Jady
1,090 views
Has anyone done the Energy Transfer Device Portfolio I really need to get a good score on this to get my grade up
5 answers
asked by
β¦
1,089 views
Which list correctly orders effort (E), fulcrum (F), and load (L) for each lever class?(1 point)
class 1 = F, E, L (or L, E, F)
4 answers
asked by
Cici
1,278 views
D is a solution containing 0.05mol/dm3 of H2SO4
E is a solution containing 7.50g/dm3 of impure KOH Solution D was titrated
4 answers
asked by
Aminah
327 views
A metal block has a mass of 45g and a volume of 6cm^3. Calculate the density of the block
4 answers
asked by
Beatrice
282 views
A metal bar has a volume at 20cm3 and a
Density of 2g/cm3. Calculate the mass of the metal bar.
4 answers
asked by
Mike Banda
251 views
A student makes the following table in a science notebook.
Energy Resource Airborne Toxin Water Pollution Global Warming coal x x
4 answers
asked by
Fortnite Battlepass
405 views
The girl in the picture is at the highest point in swinging and starts to cone down. Which statement best describes the changes
6 answers
asked by
Gloria
430 views
Determine the mass % (m/m) of a NaCl solution if 58.5 grams of NaCl was dissolved in 50 ml of water (assume the density of water
4 answers
asked by
Ravisha
1,652 views
What particles give texture to soil?
5 answers
asked by
Plz help
9,054 views
A cube of aluminium measures 3 cm on each side and weighs 81 g what is it density
4 answers
asked by
Jordy
2,093 views
A student performs an experiment by adding different amounts of vinegar to a mixture of water, dish soap, and baking soda. Why
4 answers
asked by
Rylee
953 views
Pages
1
2
3
4
5
6
7
8
9
10