UNIT 4 TEST- Science (S5)

The Wind is a nonrenewable source

• True

• False

The following sources are renewable: Sunlight, gas, coal.

• True

• False

Energy produces all the ____________ around us

The most important types of energy are:

• Mechanical, Chemical, Thermal, Electrical, Nuclear and light

• Mechanical, nuclear, Chemical, Fire, Water, Light

• Mechanical, Chemical, Thermal, Electrical, Fire, Sunlight

Objects block light in ____ different ways:

• 2

• 3

• 4

When light hits a transparent object, it is reflected and changes direction. This is called Reflection.

• True

• False

Sound is a form of _____________ energy.

• Chemical

• Thermal

• Mechanical

3 properties make it possible to differentiate sounds. These properties are called:

• Tone, Energy, Pitch

• Intensity, power, tone

• Intensity, Pitch, Tone

• Intensity, Power, Energy

To make a sound _______________________ must be present.

• power or vibration

• tone or power

• vocal cords or tone

• movement or vibration

Gas and gasoline are sources of:

• energy

• transformation

• changes