Gravitational Test
Authored by Ebony Science)
Biology
3rd Grade
NGSS covered
Used 6+ times
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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?
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?
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?
Bill Nye the Science Guy
Tags
NGSS.MS-PS2-4
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