Energy in a System

Identify the type of potential energy that depends on the height of an object. 

• Chemical

• Electrical

• Gravitational

• Kinetic

Tags

NGSS.MS-PS3-2

Identify which of the following increase as a roller coaster makes its first descent. 

• Its height

• Its gravitational potential energy

• Its kinetic energy

• Its velocity

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Determine what the gravitational potential energy of an object depends on. 

• height

• velocity

• gravitational field strength

• mass

Tags

NGSS.MS-PS3-2

Identify what the kinetic energy of an object depends on. 

• mass

• gravitational field strength

• height

• velocity

Tags

NGSS.MS-PS3-1

Assuming there is no friction or air resistance, identify the energy transformation that occur as a roller coaster climbs a hill. 

• Thermal → gravitational potential

• Gravitational potential → kinetic

• Kinetic → electrical

• Kinetic → gravitational potential

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Assuming there is no friction or air resistance, a roller coaster's total amount of gravitational potential plus kinetic energy ____________ as it goes up and down along the track.

• decreases

• increases

• remains the same

Tags

NGSS.MS-PS3-5

Adding passengers to a roller coaster carriage ____________ its gravitational potential energy and ____________ its kinetic energy.

• increases; increases

• increases; decreases

• decreases; increases

• decreases; decreases

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Friction and air resistance transform some of a carriage's kinetic energy into:

• sound energy

• electrical energy

• gravitational potential energy

• thermal energy

Tags

NGSS.MS-PS3-5

Identify what the work done on an object depends on. 

• force applied

• time taken to apply force

• displacement of object

• velocity

Tags

NGSS.MS-PS3-5

Identify what the power output of an object depends on. 

• force applied

• work done

• displacement of object

• time taken to do work

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5