Circular, Gravitational, Simple Harmonic Motion Review

Where is the net force when the rollercoaster is at the top of the loop?

• Towards the sky
• Towards the Right
• Towards the left
• Towards the ground

Tags

NGSS.HS-PS2-1

Two objects are attracted to each other with 36 N of gravitational force.
What would the force between them be if the distance between them were doubled?

• 9
• 18
• 72
• 144

Tags

NGSS.HS-PS2-4

What is the force that causes centripetal acceleration when a car goes around a curve?

• Friction
• Gravity 
• Normal
• Tension

Tags

NGSS.HS-PS2-1

How does the gravitational force the Earth exerts on the sun compare to the gravitational force the sun exerts on the Earth?

• The gravitational force the sun exerts on the Earth is larger

• The gravitational force the Earth exerts on the sun is larger

• Their gravitational forces are equal

• There is not enough information

Tags

NGSS.HS-PS2-4

At point P, he car hits an area of ice and loses all frictional force on it tires. Which path does the car follow on the ice?

• A

• B

• C

• D

Tags

NGSS.HS-PS2-1

The force of gravity on Jupiter is a little more than 2 times the gravitational force on Earth. If an object has a mass of 50 kg and a weight of 490 N on Earth, what would be the object's approximate mass and weight on Jupiter?

• 50 kg and 490 N
• 100 kg and 490 N
• 50 kg and 980 N
• 100 kg and 980 N

Tags

NGSS.MS-PS2-4

As two objects get closer together, what happens to the force of gravity between them?

• The force of gravity increases

• The force of gravity decreases

• The force of gravity stays the same, since their masses are constant

• Not enough information

Tags

NGSS.HS-PS2-4

As an astronaut travels far away from Earth, his weight

• increases because gravity increases.

• decreases because her mass decreases.

• remains the same because her mass remains the same.

• decreases because gravity decreases.

Tags

NGSS.HS-PS2-4

The diagram shows an object traveling at a constant speed in a circular path. Which labeled arrow represents the centripetal force acting on the object?

• W

• Z

• X

• Y

Tags

NGSS.HS-PS2-1

The number 6.67 x 10 -11 N* m^2 / kg^2 is called the _______________.

• universal speed constant
• the speed force
• universal gravitational constant
• Earth's gravitational constant

Tags

NGSS.HS-PS2-4