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Worksheetsแบบทดสอบกฎแรงโน้มถ่วงสากล
Total questions: 10
Worksheet time: 30mins
Which of the following formulas is the correct equation for the law of Universal gravitation?
F=d2GM1M2
F=mg
F=m1m2Gd2
F= F=d2KQ1Q2
A person on the Earth weighs 180 pounds. How much will they weigh on the moon? ( Note: The moons "g" is 61 times that of Earth)
30 lbs
360 lbs
0- you are weightless in space
18 lbs
If I double the mass of one object without changing anything else, What would happen to the gravitational force between that object and any other object?
Doubles
Quadruples
Cut in Half
41 as much
Calculate the force of gravity (F) between two objects whose masses are m1 = 100 kg and m2 = 1000 kg if they are separared by a distance of d = 500 m.
G =6.67×10−11 N kg2m22.67 * 10-11 N
0.4 N
6.67 * 10-11 N
1.3 * 10-8 N
The reason why ocean tides happen is
Electrical forces between the sun and the moon
gravitational forces between the Earth and the moon.
Magnetic forces between the Earth and the moon
Motion of the moon around the earth
What is mass?
How much matter or stuff something has
How much space something takes up
How big something is
How long something is
Two masses 8000 kg and 1500 kg are 1.5 m apart. Find their gravitational pull.
G =6.67×10−11 N kg2m23 N
0.0003 N
3000 N
30 N
The Universal Gravitational constant (G) is equal to what?
9.8 m/s^2
100 N
1.44×106 m
