Which statement is true about stars?

Red stars are the coolest and blue stars are the hottest

You jump into the air. Why do you come back down?

There is no force that overcomes gravity's force on you.

What is NOT a way that the sun's radiant energy effects Earth?

Radiant energy causes objects to fall to Earth

A friend tells you the stars and the sun appear very different. Which statement explains this?

Stars are farther away from Earth than the sun

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Earth and Stars - 3rd Grade Science Review

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A review of Unit 2 - Grade 3 Science

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Questions 15

Answers

1
Which statement is true about stars?
Yellow stars are the hottest and red stars are the coolest
Red stars are the coolest and blue stars are the hottest
Red stars are the hottest and yellow stars are the coolest
Red stars are the hottest and blue stars are the coolest
2
The sun is a star that gives off light and what type of energy?
Chemical
Nuclear
Solar
Radiant
3
Which most likely makes its own light?
planet
moon
star
Earth
4
You jump into the air. Why do you come back down?
There is no force that overcomes gravity's force on you.
You are not wearing tennis shoes.
Gravity did not pull you back to Earth
You did not jump on a trampoline.
5
When it applies to gravity, what is a force?
A chemical reaction
Something that is living
A type of energy
A push or pull
6
What is NOT a way that the sun's radiant energy effects Earth?
Radiant energy heats up the oceans on Earth
Radiant energy lights up the sky in the daytime
Radiant energy heats up the land on Earth
Radiant energy causes objects to fall to Earth
7
Stars are grouped by what three things?
Heat, color, brightness
Heat, color, size
Brightness, color, shape
Brightness, color, size
8
What are the largest stars called?
Suns
Giants
Supergiants
Large stars
9
Which is an example of overcoming gravity?
A penguin jumping into the water
Sliding down a slide
Catching a football
Dropping a glass
10
What star is closest to the Earth?
Sun
Crater
Orion
Canis Major
11
A friend tells you the stars and the sun appear very different. Which statement explains this?
Stars are closer to the Earth than the sun
The sun is hotter than the stars
The sun is larger than the stars
Stars are farther away from Earth than the sun
12
The sun and stars are balls of hot, glowing______
Gases
Clouds
Light
Lava
13
You want to observe stars in the night sky. Which tool would you use?
Goggles
Microscope
Telescope
Hand lens or magnifying glass
14
If there was no gravity on Earth, what would happen to the furniture in your bedroom?
The furniture would not move at all
The furniture would float
The furniture would break
The furniture would disappear
15
Fill in the blank: Stars look like _______ of light in the night sky.
sparkles
dots
flashes
points

Earth and Stars - 3rd Grade Science Review Flashcards | StudBud