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Gravitational Test

Authored by Ebony Science)

Biology

3rd Grade

NGSS covered

Used 6+ times

Gravitational Test
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two football players sitting next to each other exert a gravitational force, F on each other. They remove their pads, so that the mass of each player becomes one-half of his original value. Which of the following represents the present gravitational force between the players?

F/4

F/16

F/2

F/8

Tags

NGSS.MS-PS2-4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two pickup trucks each have a mass of 2,000kg. The gravitational force between the trucks is 3.00x10-5 . One pickup truck is then loaded with 1,000kg of bricks. What is the new gravitational force between the two trucks?

2.00x10^-5 N
5.00x10^-5 N
4.50x10^-5 N
3.00x10^-5 N

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who first put forth the heliocentric model of the solar system?

Nicolaus Copernicus
Johannes Kepler
Isaac Newton
Galileo Galilei

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following choices describes the Chronological Order of scientist who contributed to the understanding of the concepts of gravity?

Cavendish,Aristotle, Newton, Einstein

Aristotle, Newton, Cavendish, Einstein

Aristotle, Cavendish, Newton, Einstein

Einstein, Aristotle, Cavendish, Newton

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was Newton's contribution to gravity

He sailed to the edge of the world

He discovered the laws of planetary motion

He proved that the Sun revolved around the Earth

He derived/discovered the Universal Law of Gravitation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the attraction due to gravity of the Moon on the Earth?

-The mass of the moon is 7.36x10^22 

The distance is 3.84x10^8

The mass of the Earth is 5.98x10^24  

G=6.67x10^-11

1.99x10^20

16.9x10^55

0N

11.5x10^38

Tags

NGSS.5-PS2-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who discovered the three laws of planetary motion?

Johannes Kepler
Galileo Galilei

Bill Nye the Science Guy

Isaac Newton

Tags

NGSS.MS-PS2-4

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