P4 Term 2 Science Assessment

Comes from the Latin word vibrare, which means to "to shake."

• energy

• vibration

• earthquake

• resolution

The substance through which waves travel is called the ______.

• sound wave

• longitudinal wave

• vibration

• medium

Sound travels fastest through solids and slowest through gases.

• True

• False

A wave that transfers energy through a material and spreads outwards in all directions from a vibration.

• medium

• longitudinal waves

• sound wave

• mechanical energy

In a gas, the articles are close together, so they quickly collide.

• True

• False

Are devices that use light from the sun to produce electricity.

• Solar Cells

• Lightning

• Lamp post

• Electrical wires

What states of matter can sound waves travel through? (3 points)

If you stand outside on a sunny day, you can feel the warmth of sunlight on your face. This is evidence that light transfers energy.

• True

• False

The different forms of radiation all together are known as the _____________.

LiDAR is a combination of words. What are those words? (2 points)