For a standing wave to form, two waves must be traveling in opposite directions and cause destructive interference.
When you put ice in the freezer, the water expands when in gets cold.
the sidewalks have cracks in them to make room for the expansion and contraction when it heats up and cools down.
as you drive a car, the heat from combustion causes metal to expand. when you turn the car off, the metal cools down and contracts
Answer:
Change in Potential energy, pe = Final potential energy - Initial potential energy
Explanation:
∆p.e = Final p.e - Initial p.e
From the equation ∆p.e = (mgh) final - (mgh) initial
Answer:
i think it might be c but i know its not A or B and im
on the fence for D so the best answer would be C
Explanation:
Answer:
Take shorter showers.
Throw newspapers in the trash can.
