Eighth Grade Science Unit 2 Quiz 4 S8P5.a Gravity

by julius smith

| 5 QuestionsNote from the author:

S8P5.a

1

1

Two new planets are discovered, planet X and planet Y. The planets have identical volumes, but the mass of planet X is two times greater than the mass of planet Y. If two identical space ships land on each planet, which of the following will be true?

A. The mass of the space ship on planet Y will be greater than the mass of the space ship on planet X.

B. The weight of the space ship on planet Y will be greater than the weight of the space ship on planet X.

C. The mass of the space ship on planet X will be greater than the mass of the space ship on planet Y.

D. The weight of the space ship on planet X will be greater than the weight of the space ship on planet Y.

2

1

If Earth had twice the mass it has now, how would the gravitational force between it and the Sun change?

A. The gravitational force would be twice as much as it is now.

B. The gravitational force would be four times as much as it is now.

C. The gravitational force would be half as much as it is now.

D. The gravitational force would be the same as it is now.

3

1

How would the gravitational force between Earth and the Moon change if the distance between the two objects doubled, but all other factors stayed the same?

A. The gravitational force between Earth and the Moon would decrease by a proportional amount.

B. The gravitational force between Earth and the Moon would increase by a proportional amount.

C. The gravitational force between Earth and the Moon would completely disappear.

D. The gravitational force between Earth and the Moon would remain constant

4

1

A. Earth, Mars, Venus

B. Earth, Venus, Mars

C. Venus, Mars, Earth

D. Venus, Earth, Mars

5

1

Refer to the following to answer question(s) 5

Directions: Use the diagram below of spheres at varying distances apart to answer the questions that follow Which of the diagrams shows the greatest gravitational force

A. I

B. II

C. III

D. IV

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