2nd Semester Test #1

Evaluate the potential of nuclear energy as a sustainable energy source. Ch. 8 Lesson 2

• It is completely safe and has no waste.

• It produces large amounts of energy with low greenhouse gas emissions.

• It is renewable and can be easily replenished.

• It is the cheapest form of energy available.

Tags

NGSS.HS-ESS3-2

NGSS.HS-ESS3-4

NGSS.HS-ETS1-3

What is the main advantage of using hydroelectric power? Ch. 8 Lesson 3

• It is dependent on fossil fuels.

• It produces a large amount of greenhouse gases.

• It is a renewable source that can provide a constant supply of energy.

• It is the most expensive form of energy.

What is a wave? Ch. 9 Lesson 1

• A wave is a fixed position in space that does not change.
• A wave is a type of particle that exists in a vacuum.
• A wave is a solid object that cannot move.
• A wave is a disturbance that transfers energy through space or matter.

Tags

NGSS.MS-PS4-1

If the frequency of a wave is 10 Hz and the wavelength is 2 meters, what is the wave speed?  Ch. 9 Lesson 2

• 5 m/s

• 10 m/s

• 20 m/s

• 30 m/s

A wave has a speed of 300 m/s and a frequency of 50 Hz. What is its wavelength? Ch. 9 Lesson 2

• 5 m

• 6 m

• 7 m

• 8 m

Tags

NGSS.MS-PS4-1

Which part of the ear is responsible for converting sound waves into electrical signals? Ch. 10 Lesson 1

• Eardrum

• Cochlea

• Ear Canal

• Ossicles

What is the unit used to measure sound intensity? Ch. 10 Lesson 2

• Hertz

• Decibel

• Newton

• Joule

Which of the following best describes the Doppler Effect? Ch. 10 Lesson 2

• A change in sound loudness due to medium

• A change in sound speed due to temperature

• A change in sound intensity due to distance

• A change in sound frequency due to motion

Tags

NGSS.HS-PS4-1

Which of the following best describes an overtone? Ch. 10 Lesson 3

• The lowest frequency of a sound

• A frequency higher than the fundamental frequency

• The loudest part of a sound

• The speed of sound in a medium

Tags

NGSS.HS-PS4-1

What is the term for the phenomenon where sound waves bounce off a surface and return to the source? Ch. 10 Lesson 3

• Resonance

• Reflection

• Refraction

• Echolocation

Tags

NGSS.MS-PS4-2