Blue stars are hottest, red stars are coolest. The sun is yellow. Which statement is true?

The sun is hotter than a red star.

How could two students tell which area of the school is cooler from 11am or 1pm?

Compare temperatures of a sunny spot and a shady spot

Joel knows the sun’s radiant energy travels through space to Earth. Which is NOT an effect?

It causes objects to fall to Earth.

Grant jumps in the air. Why does he come back down?

There is no force that overcomes gravity’s force on him.

What statement can you discover by looking at the picture?

Stars look different from one another.

Marta put 1 bag of ice on a picnic table and a 2nd bag in the shade. Why did the 1st bag melt?

Things heat up more quickly in the sun than in the shade.

Why does the path curve?

Gravity is pulling the stick down.

What claim is based on the evidence in the graph?

The difference between the coolest and warmest times is 8

Ally wants to model the size of stars and the sun for her class. What could she use to model?

Two foam balls of the same size

Which statement *best* explains why other stars appear different from the sun?

The stars are farther from the Earth.

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Unit 3 Benchmark Review (The Earth & Stars)

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Third grade science review about stars, the sun, and gravity. From Unit 3 of HMH Florida Science. #grade_03 #earth_science #science #sun #stars #thirdgrade #earth

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Questions 15

Answers

1
A force that pulls objects towards one another and objects towards Earth is…
Force
Star
Gravity
2
Liam wants to observe the stars in the night sky. Which would be most helpful?
Magnifying glass
Microscope
Goggles
Telescope
3
A(n) _________ is a push or pull.
Gravity
Star
Force
4
Blue stars are hottest, red stars are coolest. The sun is yellow. Which statement is true?
The sun is cooler than a red star.
The sun is hotter than a blue star.
All stars have the same temperature.
The sun is hotter than a red star.
5
How could two students tell which area of the school is cooler from 11am or 1pm?
Compare the temperatures of a shady spot and the classroom
Compare temperatures between a sunny spot and the classroom
Compare a shady spot in the morning and afternoon
Compare temperatures of a sunny spot and a shady spot
6
Joel knows the sun’s radiant energy travels through space to Earth. Which is NOT an effect?
It lights up the daytime sky.
It causes Earth’s oceans to heat up.
It causes objects to fall to Earth.
It causes Earth’s land to heat up.
7
Grant jumps in the air. Why does he come back down?
There is no force that overcomes gravity’s force on him.
There is not enough air between his feet and the ground.
He did not jump on a trampoline.
He did not jump with tennis shoes on.
8
What statement can you discover by looking at the picture?
The smallest are the brightest.
The largest stars are part of the Sun.
Brighter stars are closer to the Earth.
Stars look different from one another.
9
Which is an example of overcoming gravity?
Falling into a pool
Catching a baseball
Skiing down a hill
Dropping a ball
10
Marta put 1 bag of ice on a picnic table and a 2nd bag in the shade. Why did the 1st bag melt?
A summer day is usually warmer than a winter day.
Things heat up more quickly in the sun than in the shade.
One table was larger than the other.
The bags were different types.
11
Why does the path curve?
The air pushes down on the stick.
The dog is pulling the stick down.
The person used a curve-ball throw.
Gravity is pulling the stick down.
12
What claim is based on the evidence in the graph?
The air cools down a 10pm and warms at 2am
The air is coolest at 1am
The difference between the coolest and warmest times is 8
The air is warmest at 5am
13
A(n) _______ is a ball of hot glowing gases that makes its own light.
Gravity
Force
Star
14
Ally wants to model the size of stars and the sun for her class. What could she use to model?
Two foam balls of the same size
A drawing or a large star and the sun
A picture of the sun next to a picture of a star
A model of the sun, Earth, and other planets
15
Which statement *best* explains why other stars appear different from the sun?
The stars are farther from the Earth.
The stars are smaller than the sun.
The stars are closer to the Earth.
The stars are not as hot as the sun.

Unit 3 Benchmark Review (The Earth & Stars) Flashcards | StudBud