AZ Science Review

For amplitude on longitudinal waves, the closer together and further apart the particles are, the larger the amplitude.

• True

• False

Tags

NGSS.MS-PS4-1

When Longitudinal waves travel, this is where the particles are close together. What is this pressure distortion called?

Electromagnetic waves do not require a medium.

• True

• False

This is a vibration or disturbance in space that carries energy from place to place.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A wave medium can be solid, liquid, gas, or a combination of these.

• True

• False

Tags

NGSS.MS-PS4-2

A series of steps used by scientists to solve a problem or answer a question is called a ___________.

• scientific method

• recipe

• data collection

• metric system

What's the correct sequence for carrying out a scientific method?

• A, C, B, D

• B, A, D, C

• C, D, B, A

• D, C, B, A

Which statement is NOT true about a Bunsen burner?

• The airhole must be closed when lighting the Bunsen burner.

• When not in use, the flame should be luminous.

• The blue non-luminous flame of the Bunsen burner is cooler than the orange luminous flame.

• The Bunsen burner must always be placed on a heatproof mat.

Tags

NGSS.MS-PS3-4

What does this symbol tell us about a chemical?

• Toxic

• Irritant

• Flammable

• Biohazard

What does this hazard symbol mean?

• flammable

• corrosive

• boiling

• explosive