Select the correct answer.
Rachel is helping her younger brother replace a broken part in his toy ambulance. This part is responsible for converting electric energy into light
energy. Which of these devices should they use for the replacement?

A.

bulb

B.

buzzer

C.

motor

D.

switch

Bulb

Option : A.

Explanation:

The device that should be used for the replacement in the toy ambulance is the bulb.

The reason for choosing the bulb as the device for the replacement in the ambulance is that the bulbs will convert electrical energy into light energy  By emitting photons

the answer is ampere

the ampere is used to measure electricity. an ampere is a unit of electric current equal. a unit of measure for the flow of current in a circuit. one ampere is the amount of current flow provided when one volt of electrical pressure is applied against one ohm of resistance.

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.