Question 1

Which of the following is NOT a type of sound?

Accepted Answer

Light

Answer

Water

Answer

Wind

Question 2

What is the unit used to measure the volume of sound?

Accepted Answer

Decibel

Answer

Watt

Answer

Hertz

Answer

Meter

Question 3

What is the speed of sound in air?

Accepted Answer

343 meters per second

Answer

567 meters per second

Answer

123 meters per second

Answer

999 meters per second

Question 4

Which of the following is an example of a musical instrument that produces sound through vibrations?

Accepted Answer

Guitar

Answer

Pencil

Answer

Pen

Answer

Book

Question 5

What is the frequency range of human hearing?

Accepted Answer

20 Hz to 20,000 Hz

Answer

1 Hz to 10 Hz

Answer

100 Hz to 1,000 Hz

Answer

10 Hz to 100 Hz

Question 6

What is the primary medium through which sound travels?

Accepted Answer

Air

Answer

Water

Answer

Electricity

Answer

Light

Question 7

What is the term used to describe the height or depth of a sound?

Accepted Answer

Pitch

Answer

Timbre

Answer

Volume

Answer

Frequency

Question 8

What is the term used to describe the quality or tone of a sound?

Accepted Answer

Timbre

Answer

Amplitude

Answer

Frequency

Answer

Pitch

Question 9

What is the scientific term for the perception of sound?

Accepted Answer

Audition

Answer

Sensation

Answer

Taste

Answer

Vision

Question 10

What is an echo?

Accepted Answer

A reflected sound wave

Answer

A type of musical instrument

Answer

A type of light wave

Answer

A loud noise

Question 11

What is the boiling point of water in Celsius?

Accepted Answer

100

Answer

200

Answer

50

Answer

0

Question 12

Which of the following is NOT a characteristic of a solid?

Accepted Answer

Fluidity

Answer

Rigidity

Answer

Definite shape

Answer

Incompressibility

Question 13

Which of the following is an example of a renewable resource?

Accepted Answer

Solar energy

Answer

Natural gas

Answer

Coal

Answer

Nuclear power

Question 14

Which of the following is NOT a primary color in the RGB color model?

Accepted Answer

Yellow

Answer

Red

Answer

Green

Answer

Blue

Question 15

What is the boiling point of water in degrees Celsius?

Accepted Answer

100

Answer

50

Answer

200

Answer

0

Question 16

Which of the following is a greenhouse gas?

Accepted Answer

Carbon dioxide

Answer

Nitrogen

Answer

Argon

Answer

Oxygen

Question 17

Which of the following is a conductor of electricity?

Accepted Answer

Copper

Answer

Rubber

Answer

Plastic

Answer

Wood

Question 18

What is the chemical symbol for gold?

Accepted Answer

Au

Answer

Gd

Answer

Ag

Answer

Go

Question 19

Which of the following is a type of renewable energy?

Accepted Answer

Wind power

Answer

Natural gas extraction

Answer

Coal burning

Answer

Oil drilling

Question 20

Which of the following is an example of a chemical change?

Accepted Answer

Burning a piece of paper

Answer

Magnetizing a metal

Answer

Melting ice

Answer

Mixing salt and water

Question 21

What is the largest planet in our solar system?

Accepted Answer

Jupiter

Answer

Saturn

Answer

Mars

Answer

Neptune

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