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Science
Page 4
Questions (166,823)
Which scenario shows radiation?(1 point)
Responses Eggs boil in a pot of water. Eggs boil in a pot of water. The air under a
4 answers
asked by
the real BARNY THE DINO :)
529 views
I need help with the waves unit test (unit 4 lesson 15). If anyone knows the answers or has already done it please put them
19 answers
asked by
Mercury <3
3,597 views
Write the balanced equation for vandadium (II) oxide with iron (III) oxide results in vanadium (V) oxide and iron (II) oxide.
2VO
5 answers
asked by
Hayden
5,809 views
What is the surface tension of water at 23 degrees Celsius?
5 answers
asked by
Jane
2,554 views
How would you obtain a sample of a pure iodine from a mixture of iodine and lead (ii) sulphate.
5 answers
asked by
Lexus cotricks
3,135 views
Which type of intermolecular forces would be expected in a sample of F2 gas?
a. London forces, dipole interactions, and ionic
5 answers
asked by
Christine
4,387 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
394 views
A study was conducted to determine if age was a factor in how many daily hours a dog sleeps. the average daily sleeping hours
1 answer
asked anonymously
74 views
For which experiment are the elements of the dataset most likely to be measured in liters?(1 point)
Responses Tracey asks her
1 answer
asked by
My
54 views
Ruby has observed that plants in her garden vary in height. She wants to investigate whether a plant species (species A) grows
40 answers
asked by
Hi
16,432 views
A warm ocean transfers heat to the air above it. Which type of heat transfer is this?(1 point)
convection conduction*** radiation
50 answers
asked by
prestonplayz
13,392 views
What is a benefit of using a model?(1 point)
accounts for all details of the real phenomenon provides a visual guide for abstract
5 answers
asked by
biology b sememster exam
2,409 views
When the string on a violin vibrates, waves move in both directions along the string interfering with each other. Sometimes
these
9 answers
asked by
Chicken Nuggets
3,111 views
How does the average kinetic energy of the molecules of water compares to the molecules of petrol
3 answers
asked by
Montshisi
177 views
Which of the following is an internal structure of a plant?
• xylem • leaves • root hairs • buds
24 answers
asked by
two
347 views
A bacteria population is currently exactly one million and increasing at a linear rate of 15 per second. What will the
4 answers
asked by
james
3,730 views
What happens after coral is bleached?(1 point)
The coral dies immediately. The coral is susceptible to starvation. The coral
9 answers
asked by
UNKNOWN -_-
1,594 views
Hey guys, so I have this science assignment due today and I was wondering if someone could help me out. I'm not the greatest at
29 answers
asked by
Lupa
9,268 views
a relative density bottle weight 20g when empty 80g when fill with water and 100g when with a liquid. find the relative density
7 answers
asked by
Anonymous
1,747 views
Does anyone have the answers for Chemistry B Semester Exam? =)
14 answers
asked by
hello
3,460 views
atomic numbers that add up to 200.
11 answers
asked anonymously
977 views
Which two inferences could be drawn from the statistics represented in the graph?
a graph showing changing levels of atmospheric
1 answer
asked anonymously
112 views
Which statement is true about DNA? (1 point)
• DNA cannot be analyzed in extinct organisms. DNA sequences can be encoded to
1 answer
asked anonymously
138 views
Which best describes the relationship between the greenhouse gas effect and climate change. (3 points) Responses The greenhouse
1 answer
asked anonymously
85 views
Water as a Resource Unit Review Practice
3 of 93 of 9 Items Question Which describes how precipitation falls in mountainous
1 answer
asked anonymously
64 views
GIVE 2 REASONS WHY MICA IS USED AS THE INSULATION BETWEEN THE SEGMENTS OF THE COMMUTATOR?
it is cheap, easy to use, heat
5 answers
asked by
michelle
3,739 views
Which layer of the atmosphere has the widest variation in temperature?(1 point)
thermosphere exosphere troposphere stratosphere
10 answers
asked by
Neko
1,947 views
Which statement explains how heat causes materials to expand?
a. Higher temperatures increase the kinetic energy of the
5 answers
asked by
purple koala
248 views
The diagram below shows a simple electrical circuit.
Which of the following would always increase the flow of current through the
1 answer
asked by
kali
148 views
What type of reaction occurs between copper (II) oxide and carbon? Give a reason for your answer.
5 answers
asked by
Douglas
2,923 views
The temperature dropped by 2 degrees an hour during the night. At midnight the temperature was 31 degrees. What was the
4 answers
asked by
Tanishka
2,918 views
A scientist fills a glass container with water and places an aquatic plant inside the container, then closes the lid and places
46 answers
asked by
Me
5,874 views
Science fiction movies sometimes take place in space and contain scenes where things explode very loudly and brightly. Why is
10 answers
asked by
Please Help soon
3,033 views
Biodiversity is measured by (1 point)
counting the number and variation of different species of plants, animals, and other
44 answers
asked by
Some people are just wrong
2,259 views
Which types of baryonic matter are most abundant in the universe? Select the two correct answers.
A) helium C) hydrogen According
3 answers
asked by
Answer goddess
614 views
what is the value of igneous rocks to humankind?
6 answers
asked by
justin
2,837 views
As level chemistry
Which molecule are planar 1.NF3 2.Ccl4 3.C3H6 C3H8
4 answers
asked by
Tahir
3,650 views
Calculate the relative molecular mass of silver trioxonitrate(v)
6 answers
asked by
Simdy
2,516 views
Balanced Chemical Equations Quick Check?
7 answers
asked by
Anonymous
1,521 views
Which of the following statement best explains why your feet feels cold, when you stand on a slab of ice?
3 answers
asked by
Anurag
972 views
How can a planetary nebula be identified? Select 2 correct answers.
a. dark area b. diffuse edges c. spherical shape d. central
10 answers
asked by
Connexus Student
188 views
What effect did the Montreal Protocol have on Earth's ozone?(1 point)
Responses It increased ozone in the stratosphere. It
1 answer
asked by
Koneko
50 views
Calculate the number of atoms of chlorine present in 7.45g of KCL
5 answers
asked by
Daisy
2,991 views
A child holds a red ball why does the ball look red
7 answers
asked anonymously
2,978 views
Providing Evidence Quick Check
3 of 5Items Item 3 Which is the best evidence to support the sentence? Wildfires are essential to
23 answers
asked by
gurl
10,466 views
When would a cup of hot coffee left on the counter stop transferring heat?
a When it has gained all of the air's thermal energy b
2 answers
asked by
kali
247 views
Characteristics of the universe quick check
1. what shape does our galaxy have ? b spiral 2. What is formed from nebulae? A. Star
15 answers
asked by
The Only Smart❤️
6,551 views
Why is thermal energy (heat) required to freeze ice into crystals?
Responses- a- Heat must be absorbed by the reactants and the
3 answers
asked by
Someone
242 views
400cm^3 of a gas x diffuse through a porous pot in 2 minutes. calculate the rate at which x diffuse
14 answers
asked by
Tobi
7,210 views
Which of the following are the basic building blocks of life
A.cells B. Lungs C. organs D. tissues I think the answer is A
32 answers
asked by
Sliverstream
14,900 views
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