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Universal Gravitation
Units
Circular Motion
Math
Mix
100
This is the equation to find gravitational force.
What is Fg=(G*m1*m2)/r2
100
This is the unit for mass.
What is kg?
100
The velocity of an object in circular motion points in this direction.
What is tangent?
100
This is the period of a tennis ball that revolves 5 times in 20 sec.
What is 4 sec?
100
This is considered the weakest force.
What is gravitational force?
200
The distance between two objects is measured from this to this.
What is center to center?
200
This is the unit for speed or velocity.
What is m/s?
200
The centripetal acceleration points in this direction.
What is the center?
200
This is the velocity of a carousel with a 2 m radius and takes 12 sec to complete 2 turns.
What is 2 m/s?
200
This is Newton's First Law.
What is Inertia?
300
This is the value of G.
What is 6.67E-11?
300
This is the unit for radius.
What is m?
300
The centripetal force points in this direction.
What is the center?
300
This is the acceleration of a ceiling fan that has a radius of 5 m and a speed of 10 m/s.
What is 20 m/s2?
300
This man discovered gravity.
Who is Isaac Newton?
400
This is the acceleration of gravity.
What is g=9.8 m/s2
400
This is the unit for acceleration.
What is m/s2?
400
If a satellite in orbit decreases velocity, this will happen.
What is it will fall back to Earth?
400
This is the force of a 900 kg car that makes a circle with a radius of 25 m at 10 m/s.
What is 3600N?
400
This man is the Texas Hammer.
Who is Jim Adler?
500
Mass and gravitational force are this.
What is directly proportional?
500
This is the unit for force.
What is N?
500
In this position on a merry-go-round, the velocity is faster.
What is the outside?
500
This is the gravitational force between a 100 kg football player and Earth (m=6E24 kg) if he is on the surface of Earth (6.38E6 m).
What is 980 N?
500
This is the university I graduated from.
What is UTSA?