Unit 4. Light Waves & the EM Spectrum.2022

As a wave gets smaller and has a smaller amplitude, then the energy of the wave will be __.

• decreasing
• increasing
• stay the same
• change in random direction

The top of a transverse wave is called the ___.

• crest
• wavelength
• amplitude
• potato

The bottom of a transverse wave is called the ___.

• trough
• wavelength
• amplitude
• trough

The measure of the magnitude (size) of a wave from the rest point (the origin) to the crest is called the ___.

• amplitude

• wavelength

• rest period

• trough

The distance from one wave point to the next point on a successive (the next) wave is called__.

• wavelength
• amplitude
• over there
• trough

Radio tagging animals is a way for scientists to ___.

• track the animals' movements
• keep predators away from them
• study the movements of the velicoraptors
• act as guides for the hunters

We can see the lightning before we hear the thunder, because __.

• light travels faster than sound

• sound travels faster than light

• our eyes are smarter than our brains

• Zeus is super powerful

If white light is shown on a red leaf, then the color __ is reflected back to our eyes.

• red
• green
• yellow
• dinosaur

If white light is shown on a green shirt, then the color __ is reflected back to our eyes.

• green
• black
• white
• red

If a wavelength decreases, then the frequency of a wave will ___.

• increase
• decrease
• stay the same
• go all crazy pants