15 questions
A radio, siren, and a television are all designed to produce _______ energy.
light energy
sound energy
mechanical energy
electrical energy
From what source do plants receive energy?
water
soil
insects
sunlight
This microwave uses what type of energy to heat up food?
mechanical energy
sound energy
electrical energy
light energy
Which of the following is an example of mechanical energy?
Jacob is removing a lamp cord from an electrical outlet. Which statement correctly describes why he should only touch the plastic cover?
It is a conductor, so it easily transfers electrical energy.
It is an insulator, so it easily transfers electrical energy.
It is a conductor, so it does not easily transfer electrical energy.
It is an insulator, so it does not easily transfer electrical energy.