HCS 04/05 Quarter 2 CSA Review

Front

How can whales communicate over vast distances in the ocean?

Back

Sound waves travel more efficiently in water than in air.

Front

Why do children's voices differ from adults' voices in terms of depth?

Back

vibrate more quickly.

Front

Why is it that in space, you can see a flash from an explosion but not hear the sound?

Back

Sound requires a medium to travel

Front

Which flute would produce the highest frequency sound?

Back

D

Front

What is the result of the rapid back and forth movement of particles through a medium?

Back

A sound wave

Front

Order the speed of sound from highest to lowest: Steel, water, air.

Back

Steel, water, air

Front

What is the term for the band of colors produced when sunlight is dispersed by a prism?

Back

The visible spectrum

Front

An object at rest will remain at rest unless ____.

Back

A force is applied to it

Front

Term for a push or pull that can cause an object to accelerate, decelerate, or change direction.

Back

A force

Front

The noise produced by a lawnmower is an example of:

Back

Mechanical energy