PMA Practice - Qtr 2

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

Give an example of conduction.

Back

An ice cube melting in a person’s hand.

Front

What is speed?

Back

Speed is how much distance is covered over a period of time.

Front

What is convection?

Back

Convection is the primary way heat travels through liquids and gases.

Front

What is a force?

Back

A force is a push or pull on an object.

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

What is the difference between speed and velocity?

Back

Speed is how fast something is moving, while velocity includes direction.

Front

What is acceleration?

Back

Acceleration is the rate of change of velocity of an object.

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time.

Front

What is thermal energy?

Back

Thermal energy is the total energy of all the particles in an object.