Daily Work

Review

1. Describe some properties of energy.

 

2. Explain the difference between potential energy and kinetic energy. Give an example of how can be transformed into the other.

 

3.  Describe how Earth would be affected if it no longer got energy from the Sun.

 

4. A kitchen blender transforms electrical energy into mechanical energy. Why is the amount of mechanical energy produced less than the amount of electrical energy used?

 

5. Nuclear fusion and nuclear fission both release huge amounts of energy. How are the two processes different?

 

6. Which of the following can be described as kinetic energy?

 

     A. chemical energy

 

     B. gravitational energy

 

     C. elastic energy

 

     D. mechanical energy

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Global weather

 

 

 

Energy of the Sun

Compare and cntrast

What is the difference between a sea breeze and a land breeze? 

Dolphin Tale- movie