In a gas-powered car, a battery a) produces chemical potential energy to run the engine. b) produces mechanical work to rotate the tires and make the car move. c) produces electrical energy to start the car. d) produces thermal energy to produce heat for the heating and cooling system.

In a gas-powered car, a battery produces electrical energy to start the motor. (C)

statement #3 on andre"s list is false.

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.