6. Light energy cannot move objects on its own. But it can be converted to another form of energy like
make objects move and function.
A. sound
B. heat
C. electrical
D. all of these
7. Electrical energy is formed from fast movements of along the wires and other conductors.
A. protons
B. electrons
C. neutron
D. current
8. What device converts mechanical to electrical energy?
A. generator
B. dry cell
C. machine
D. cable wire
9. Which form of energy is used for communication and entertainment?
A sound
B. heat
C. light
of
D. electrical
10. Cooks food and warms our homes is an example what form of energy?
A. thermal
B. light
C. electrical
D. sound
Week 4​