PMA 2 Practice

Front

What is speed?

Back

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

Front

What does a graph showing a straight line represent?

Back

A graph showing a straight line represents Constant Speed.

Front

What is net force?

Back

Net force is the sum of all forces acting on an object, capable of accelerating a mass.

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact.

Front

What is convection?

Back

Convection is the transfer of heat through the movement of fluids.

Front

What is radiation?

Back

Radiation is the transfer of energy through space without the need for a medium.

Front

How do you calculate net force?

Back

Net force is calculated by subtracting opposing forces from each other.

Front

If Team A pulls with 100N and Team B pulls with 105N, who wins?

Back

Team B wins by 5N.

Front

What is the formula for speed?

Back

Speed = Distance / Time.

Front

What is acceleration?

Back

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