Energy, Electricity, Magnetism, Waves

What type of medium does sound NOT transfer energy through?

• space

• solid

• gas

• liquid

Tags

NGSS.MS-PS4-2

How does a sound wave transfer energy?

• creating a vacuum through the air particles

• causing a change in gas pressure

• by electrical energy

• by causing the air particles to vibrate

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

What is a characteristic that sound waves and light waves have in common?

• They are longitudinal waves

• they are transverse waves

• they transfer energy

• they can travel in a vacuum

Tags

NGSS.MS-PS4-2

What is the difference between an electromagnetic and a mechanical wave?

• Electromagnetic can travel through a vacuum, mechanical travels through a medium.

• Mechanical travels through a vacuum, electromagnetic travels through a medium

• Mechanical has more energy

• Electromagnetic has more energy

When light waves REFRACT, what is true?

• Light will bend more the slower it travels

• Light will bend around an object

• Light will bend less the faster it travels

• Light will reflect off of an object

Tags

NGSS.MS-PS4-2

How does air temperature affect the speed of sound?

• The lower the temperature the faster it travels

• The higher the temperature the faster it travels

• It has no affect

• It travels farther in lower temperatures

Tags

NGSS.HS-PS4-1

According to the Doppler Effect, a sound source moving towards a person has a

• lower pitch

• lower sound

• slower sound

• higher pitch

Tags

NGSS.HS-PS4-1

A wave with the highest frequency occurs

• less often

• more often

• farther away

• closer to the listener

Tags

NGSS.HS-PS4-1

If 2 objects are on the same circuit and one object is removed but the other object continues to get current what type of circuit would it be?

• series

• simple

• parrallel

• alternating

A 330 ohm resistor is connected to a 5 volt battery. What is the amount of current through the resistor?

• 0.16 mA

• 15.2 mA

• 350 mA

• 1250 mA