Mechanical Energy

What is included in mechanical energy?

• Potential Energy

• Kinetic Energy

• Potential and Kinetic Energy

• None of the options

What is the definition of mechanical energy?

• Energy with an electrical charge

• Energy due to the position or movement of something

• Energy that is being carried by waves

• Energy is the ability to do work

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is kinetic energy?

• Energy in motion

• Stored energy

Tags

NGSS.MS-PS3-1

When is kinetic energy greater?

• When speed is greater

• When the mass of the object is greater

• When both speed and mass of the object is greater

Tags

NGSS.MS-PS3-1

What is potential energy?

• Energy in motion

• Stored energy

Tags

NGSS.MS-PS3-2

When is gravitational potential energy higher?

• When the object is moving faster

• When the object has more mass

• When the object is lifted higher

• When the object has more mass and is lifted higher

Tags

NGSS.MS-PS3-2

If you sit at your desk looking at a computer all day, you completed work according to the definition of work in terms of physics.

• True

• False

What is work measured in?

• Ohms

• Newtons

• Meters

• Joules

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

In order for work to occur what must happen?

• the object must move without a force being applied

• the object does not have to move if a force is applied

• the object has to move when a force is applied

• the object does not have to move and no force must be applied

A truck was driving down the road with a force of 20 Newtons. It traveled 15 meters. How much work is done?

• 35 J

• 5 J

• 300J

• 200 J