Ke and Gpe

Which is the correct equation for kinetic energy?

• ½ x mass x velocity²

• mass² x velocity²

• mass x velocity

• mass x velocity²

• ½ x mass² x velocity²

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

which point has the most potential energy

• G
• f
• b
• a

Tags

NGSS.MS-PS3-2

Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass
• Friction and movement
• Mass and Movement
• Height and Friction 

Tags

NGSS.MS-PS3-2

At which point is potential energy greatest?

• W
• X
• Y
• Z

Tags

NGSS.MS-PS3-2

When a pendulum swings, at which point is kinetic energy highest?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

When a pendulum swings, at which point is potential energy at its greatest?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS3-2

An explosion of gas from a Hawaiian volcano blows a rock into the sky. the rock has 2000J of kinetic energy. What was its mass if the rock had a velocity of 20m/s

• 200Kg
• 20,000Kg
• 10Kg
• 200Kg

Tags

NGSS.MS-PS3-1

An 8kg dog chases a cat. if the dog has 400J of kinetic energy. What is the speed of the dog?

• 10 m/s
• 5 m/s
• 1 m/s
• 100 m/s

Tags

NGSS.MS-PS3-1

There is a bell at the top of a tower that is 45 m high. The bell weighs 100 kg. What is the potential energy of the bell?

• 980 J
• 441 J
• 4,500 J
• 44,100 J

Tags

NGSS.MS-PS3-2