SW Week 16-I

What is a wave?

• how organisms release excess air.
• a disturbance that carries energy
• the path that sounds take through water
• the movement of water up and down

Tags

NGSS.MS-PS4-1

What causes a burp to be loud?

• light
• sound
• music
• vibrations

What do waves transfer?

• air
• organisms
• matter
• energy

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Liquids have particles that are tightly packed together.

• True
• False

Gases have particles that are spread very far apart.

• true
• false

Transverse waves

• cause the medium to vibrate in a direction perpendicular to the direction a wave travels.
• cause the medium to vibrate in a direction parallel to the direction the wave travels.
• are waves that travel along the surface separating two different mediums.

Longitudinal waves

• cause the medium to vibrate in a direction perpendicular to the direction a wave travels.
• cause the medium to vibrate in a direction parallel to the direction the wave travels.
• are waves that travel along the surface separating two different mediums.

Surface waves

• cause the medium to vibrate in a direction perpendicular to the direction a wave travels.
• are waves that travel along the surface separating two different mediums.
• cause the medium to vibrate in a direction parallel to the direction the wave travels.

Tags

NGSS.MS-PS4-1

How many types of mechanical waves are there?

• five
• three
• two

How long does a wave last?

• It travels forever.
• It travels as long as water moves.
• It travels as long as it has energy.
• It travels the length of a medium.