Final Exam- PS ( work, power, heat, speed, waves, electricity)

Front

What type of energy is stored in logs before they are burned?

Back

Chemical potential energy.

Front

What do waves transfer?

Back

Energy.

Front

How do you calculate acceleration?

Back

Acceleration = (Final velocity - Initial velocity) / Time.

Front

What is the potential difference that causes charges to move in a circuit?

Back

Voltage.

Front

In which medium do sound waves travel fastest?

Back

Solid.

Front

What is the formula for work done?

Back

Work = Force x Distance.

Front

What is power in terms of work and time?

Back

Power = Work / Time.

Front

What is the unit of power?

Back

Watt (W).

Front

What is the relationship between speed, distance, and time?

Back

Speed = Distance / Time.

Front

What is the definition of heat?

Back

Heat is the transfer of thermal energy between systems.