6th Grade NCFE Review Science

6.P.1.1 Which is one way sound waves are different from light waves?

• Sound waves travel through space but light waves cannot.

• Sound waves travel tat a slower speed than light waves.

• Sound waves have shorter wavelengths than light waves.

• Sound waves are a source of energy but light waves are not.

6.P.1.2 Which is true about the relationship between light and the electromagnetic spectrum?

• Visible light travels slower than the rest of the electromagnetic spectrum

• Visible light has more energy than the rest of the electromagnetic spectrum.

• Visible light is the only part of the electromagnetic spectrum that can be detected by the human eye.

• Visible light is the only part of the electromagnetic spectrum that can travel through space.

6.P.1.3 According to the table above, the speed of sound through air increases as the:

• density of the air increases

• temperature of the air increases

• loudness of the sound increases

• pitch of the sound increases

Tags

NGSS.MS-PS4-1

6.P.1.3 Through which medium does sound travel the fastest?

• air

• steel

• steam

• water

6.P.2.1 In what way are atoms of oxygen most different from atoms of nitrogen?

• They have different temperatures.

• They have different states of matter.

• They have different masses.

• They have different colors.

6.P.2.3 An example of a property of matter that can be observed without changing the identity of the matter is:

• flammability

• reactivity

• solubility

• ability to rust

6.P.3.3 Which best describes why metals are used for making pots and pans that are used for cooking?

• Metals conduct heat and have a high melting point.

• Metals conduct heat and have a low melting point.

• Metals radiate heat and have a high melting point.

• Metals radiate heat and have a low melting point.

6.E.1.1 Why do the moon phases occur?

• because the moon is closer to the earth than the sun

• because the sun is farther from earth than the moon

• because the gravitational pull of the earth-moon-sun system as the moon orbits the earth

• because of changing angles of the earth-moon-sun system as the moon orbits the earth

Why is Earth better able to support life than either Venus or Mars?

• because of Earth's axis

• because Earth has liquid water

• because Earth has soil

• because only Earth has seasons

6.E.1.3 What is the most useful purpose for the International Space Station?

• To provide a vacation destination for wealthy Americans

• To enable long-term exploration of space.

• To enable the designs of rockets to be tested

• To provide a home to humans when the Earth becomes to polluted.