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A piece of metal has a mass of 60 g and a volume of 3 cubic cm. What is the density of the metal? Rebecca knows that she can
1 answer
asked by
vex
86 views
What is the result of adding the following to the correct significant figures?
247.51+61.0+0.0359
1 answer
asked by
vexel
118 views
What is the result of the following to the correct significant figures?
0.050 x 40.0
1 answer
asked by
vexel
105 views
How many significant figures are in 0.450200 grams
2 answers
asked by
vexel
102 views
Find the mean, median, mode and range for the following number set.
Number Set: 74, 19, 42, 61, 8, 54, 92, 61, 39
1 answer
asked by
vexel
81 views
All of the following are physical properties of matter EXCEPT ____.
A mass B color C melting point D ability to rust
1 answer
asked by
vexel
147 views
(a)
Matter can be divided into two categories pure substances and mixtures. What two categories can pure substances be broken
1 answer
asked by
vexel
101 views
What is an effect of the acidification of oceans?(1 point)
increased oxygen production possible change in ocean currents
1 answer
asked by
boooooohooooooo
79 views
. An increase in thermal energy leads to _____
* A.a decrease in heat and an increase in kinetic energy until a phase change
1 answer
asked by
Sophiepie
98 views
1. If you were to draw this one-point perspective image, what technique would you use to create the illusion of space? (1 point)
1 answer
asked by
luke (connexus)
110 views
2. To create an illustration of perspective, this artist did all of the following except (1 point)
show clear orthogonal lines.
1 answer
asked by
luke (connexus)
96 views
3. This graffiti example grabs the viewer’s attention by (1 point)
having no color contrasts. using bright colors to stand out.
1 answer
asked by
luke (connexus)
150 views
calculate the fuel efficiency of a vehicle that can travel 350 km using 20 L of gasoline
1 answer
asked by
sofia
106 views
use a formula to find the surface area of the square pyramid
1 answer
asked by
sebastian chapa
216 views
1. A ringing alarm clock is put under a glass jar. The air is slowly removed from the space around it. What will happen as the
2 answers
asked by
YOO
150 views
What happens to air pressure and the amount of oxygen as the altitude increases in Earth’s atmosphere?
6 answers
asked by
sebastian chapa
251 views
What technique had been used by Native Americans for thousands of years and is now used today by agencies such as the U.S.
1 answer
asked anonymously
279 views
Scientists can help determine areas likely to have wildfires by using satellites to figure out much humidity is in the air. What
2 answers
asked anonymously
169 views
What is one way to decrease the kinetic energy of an object?(1 point)
Responses help !
4 answers
asked by
leah
90 views
Why would replacing nitrogen-based fertilizers with alternative materials help fight the greenhouse effect?(1 point)
Responses
3 answers
asked by
Sophiepie
115 views
i really need the answer for Air masses quick check
4 answers
asked by
victoria
139 views
9. Look at the image above, At which point would the kinotie energy be the greatest (1, 2.3, or 49?
At which point would
1 answer
asked by
star
61 views
A ringing alarm clock is put under a glass jar. The air is slowly removed from the space around it. What will happen as the air
4 answers
asked anonymously
212 views
How are mechanical waves defined?(1 point)
Responses They are waves that are able to pass through a vacuum. They are waves that
1 answer
asked by
oliver
196 views
Which describes the important role of the ozone layer?(1 point)
Responses It prevents the air from getting thinner. It prevents
2 answers
asked by
Sophiepie
75 views
Which best describes global warming?(1 point)
Responses A.It is the changes to Earth’s climate due to increased temperature.
1 answer
asked by
Sophiepie
118 views
Which compares the gases released by fertilizers and gases from landfills?(1 point)
Responses A. Chemicals from fertilizers can
1 answer
asked by
Sophiepie
291 views
What is the main reason why raising cattle contributes to global warming?(1 point)
Responses A. Cattle release carbon dioxide as
1 answer
asked by
Sophiepie
118 views
Why do scientists believe that winters might be milder on the Eastern Seaboard in the future?(1 point)
Responses A. A change in
1 answer
asked by
Sophiepie
120 views
describe how the diagram of Earth’s carbon cycle demonstrates the interactions among the biosphere (plants), the lithosphere
3 answers
asked by
Sophiepie
122 views
as vertebrate embryos develop, they go trough a series of 23 stages. which statements about these stages are correct
1 answer
asked by
kayla
84 views
Use the picture to answer the question.
An illustration depicts a cyclist riding a bike along a hill. The end on the right where
4 answers
asked anonymously
204 views
How would potential and kinetic energy change when going down stairs one at a time versus two at a time?(1 point)
Responses Going
1 answer
asked anonymously
68 views
In which chemical equation is the number of atoms in the reactants the same
as the number of atoms in the product
1 answer
asked by
sebastian chapa
100 views
how does the magnitude of the electrical change of objects affect the electric force between them
1 answer
asked by
sofia
98 views
compare and contrast the flow of matter and energy in each trophic level for land-based ecosystems and marine ecosystems. How
1 answer
asked by
Ohh
81 views
how do birds use warm air currents 🦅🐣🐓🦃🦆🦉🐧🦜🐦🐤🪹🦤🦩🦢🪺🦚🕊️
1 answer
asked by
kayla
47 views
what is chemical energy
1 answer
asked by
sofia
79 views
How does deforestation increase the warming of Earth?(1 point)
It increases the presence of methane in the atmosphere. It
1 answer
asked by
hiss
116 views
Identify one way oceans can influence climate change. (1 point)
Ocean currents affect tidal movement. Ocean acidity affect marine
4 answers
asked by
hiss
162 views
Why do elements that are in the same group of the periodic table share similar properties?(1 point)
Responses A.They are all
2 answers
asked by
Snap imrec-so
170 views
Which option is an example of a chemical change?(1 point)
Responses A.ripping paper B.baking a cake C.boiling water D.slicing an
1 answer
asked by
Snap imrec-so
388 views
A scientist is using a lithium ion battery to power her laptop. Which statement about the battery is correct?(1 point)
Responses
1 answer
asked by
Snap imrec-so
191 views
Which of the following describes what it means for a chemical equation to be balanced?(1 point)
Responses A.It has the same
1 answer
asked by
Snap imrec-so
89 views
How many atoms are represented in the formula Na2HPO4?(1 point)
Responses A.four B.six C.seven D.eight
3 answers
asked by
Snap imrec-so
102 views
Which process describes the warm ocean that transfers heat to the air above it
1 answer
asked anonymously
219 views
Which object will have particles with the highest average kinetic energy?(1 point)
Responses water at 37°C in a glass an iceberg
1 answer
asked by
brielle
112 views
how could a bear fight demonstrate newtons 3rd law?
1 answer
asked by
cooldude84
76 views
how could two bears fighting demonstrate newtons 3rd law?
1 answer
asked by
cooldude84
74 views
how could the PIT maneuver demonstrate newton's 1st law?
1 answer
asked by
cooldude84
104 views
how could a turtle moving fast demonstrate newton's 3rd law?
1 answer
asked by
cooldude84
65 views
how could a news reporter being knocked over demonstrate newtons 1st law
1 answer
asked by
cooldude84
83 views
how could a person being pushed over demonstrate newtons 1st law
1 answer
asked by
cooldude84
91 views
how could an animal running demonstrate newtons 2nd law
1 answer
asked by
cooldude84
105 views
how could a turtle snapping a piece of wood demonstrate Newtons 3rd law.
1 answer
asked by
cooldude84
92 views
how could a snake strangling its prey demonstrate newtons 3rd law
1 answer
asked by
cooldude84
80 views
how could a bird hitting a window demonstrate newtons 1st law
1 answer
asked by
cooldude84
93 views
how could someone getting shot demonstrate newtons 2nd law
1 answer
asked by
cooldude84
101 views
Newton's First Law Quick Check
1 of 51 of 5 Items Question In which situation are unbalanced forces acting on an object?(1 point)
4 answers
asked by
sebastian chapa
526 views
Question
In which situation are unbalanced forces acting on an object?(1 point) Responses Two people stand on opposite sides of a
1 answer
asked by
sebastian chapa
247 views
Q1 What is the name for one half of a chromosome?
A. Protein Wrong B. Gene Wrong C. Centromere Wrong D. Chromatid Correct Q2
2 answers
asked by
Duh
168 views
newton third law quick check
3 answers
asked by
sebastian chapa
447 views
Which is the best way to limit the damage caused by a hurricane?(1 point)
Responses Provide people with training on how to
1 answer
asked by
Kitsune chan~
453 views
how does the density of both the continental and oceanic crust cause this
1 answer
asked by
sciene
71 views
when solar cycles are at their peak how might we be affected here on earth
1 answer
asked by
sciene
109 views
Collision Forces Quick Check
5 of 55 of 5 Items Question The wind blows a lawn chair that weighs 4 kg into a fence with a force
1 answer
asked by
sebastian chapa
382 views
which desribes the trapping of heat energy due to high level of of carbon dioxide in the atmosphere?
A. weather patterns B.
1 answer
asked by
jazzmania
73 views
A box is pushed with a force of 15n. If the box moved 3 meters, how much work was done on the box?
help pls
1 answer
asked by
kendalll
148 views
which of the following experiments would support the belief that a lack of protiens causes pellagra
3 answers
asked by
alyssa
75 views
Some organisms slow down their biological functions in periods of adverse environmental conditions. This is called dormancy.
1 answer
asked by
Tyler
82 views
Classify the following as positive or negative effects of ecosystem flooding.
Positive Negative Pesticides and fertilizes enter
1 answer
asked by
Tyler
75 views
Match the following as short term, long term or seasonal changes to ecosystems.
Put responses in the correct input to answer the
1 answer
asked by
Tyler
82 views
Match the following as short term, long term or seasonal changes to ecosystems.
Short term change climate change Long term change
1 answer
asked by
Tyler
82 views
what is the word
1 answer
asked by
87654
60 views
What is the word?
1 answer
asked by
87654
53 views
What is "The Word"?
1 answer
asked by
87654
104 views
Describe Darwin's Theory of Natural Selection.
9 answers
asked by
Tordtom for life. (Not tomtord, TORDTOM.)
100 views
What most likely caused the different types of plants in the greenhouse to have different traits?
1 answer
asked anonymously
53 views
Natural selection causes changes in(1 point)
1 answer
asked by
sebastian chapa
105 views
Which level of organization involves living and nonliving factors?(1 point)
A. ecosystem B. population C. community D. organism
4 answers
asked by
Abby T^T
531 views
Which statement BEST describes the differences between weather and climate?
I really need help, please please please please
7 answers
asked by
mr. ccc
114 views
The graph of an object's position over time is a horizontal line and y is not equal to 0. What must be true about the object's
1 answer
asked by
Alexis
225 views
On a position-time graph, why does the x-axis only show positive values?
1 answer
asked by
Alexis
83 views
There are good bacteria that live in our gut. They benefit from us because they feed on what we eat, and we benefit from them
4 answers
asked by
Gorp
153 views
how many atoms are in 3 N₂O
1 answer
asked by
mya
106 views
Of the five characteristics of living things, which one is required for the species to survive but does not have to apply to an
1 answer
asked by
lola
149 views
In one to two sentences, compare the process of digesting food in an amoeba (unicellular) to those in a mouse (multicellular)
2 answers
asked by
lola
110 views
Explain how the caste system is structured and why it results in social inequality. 1-2 sentences
1 answer
asked by
Kacey
139 views
Which statement is correct about a bottleneck event? (1 point)
Responses A bottleneck event decreases the population of a species
23 answers
asked by
sebastian chapa
893 views
dating can be used to determine the absolute age of organisms that lived thousands of years ago.
1 answer
asked by
Lil_cert
69 views
Which example demonstrates kinetic energy?(1 point)
Responses A wave crashing on the shore A wave crashing on the shore A
1 answer
asked by
luke (connexus)
116 views
Which statement correctly identifies the relative levels of kinetic and potential energy in a hydroelectric dam?(1 point)
Respons
1 answer
asked by
luke (connexus)
173 views
What relationships exist among reasoning, evidence, and explanation?(1 point)
3 answers
asked by
sebastian chapa
122 views
which organ of the respiratory system is located inside the lungs
1 answer
asked by
eUw
108 views
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