Physical Science Chapter 4

Front

What is the energy transformation when a light switch is flipped?

Back

electrical --> radiant

Front

What is another name for heat energy?

Back

thermal energy

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

How do you calculate the Mechanical Advantage (MA) of a lever?

Back

MA = length of input arm / length of output arm

Front

What does kinetic energy depend on?

Back

mass and velocity

Tags

NGSS.MS-PS3-1

Front

When is the gravitational potential energy (GPE) of an object the greatest?

Back

When it reaches its highest point

Tags

NGSS.MS-PS3-2

Front

What is the formula for kinetic energy?

Back

KE = 1/2 mv² (where m is mass and v is velocity)

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Front

What type of energy is associated with an object's position?

Back

Potential energy

Tags

NGSS.MS-PS3-2

Front

What is the relationship between mass and kinetic energy?

Back

Kinetic energy increases with mass if velocity is constant.

Tags

NGSS.MS-PS3-1

Front

What is the unit of energy in the International System of Units (SI)?

Back

Joule (J)

Front

What is the difference between kinetic and potential energy?

Back

Kinetic energy is energy of motion; potential energy is stored energy based on position.