SCIENCE OLYMPIAD ROUND #1 QIUZ ROUND

sound is produced by__

• vibration

• friction

• heat energy

• light energy

Tags

NGSS.MS-PS4-1

A wave consists of

• a crest and two troughs

• two troughs and two crests

• a crest and a trough

• two crests and one trough

Sound travels in the medium in the form of

• sound waves

• electromagnatic waves

• radiations

• thermal radiations

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A sound wave is formed by

• compressions

• rarefactions

• compressions and rarefactions

• wave length

What is the frequency?

• Number of waves travel in one second

• Number of waves travel in minute

• Number of waves travel in 10 seconds

• Number of waves travel in 100 seconds

What is amplitude?

• The maximum displacement of a wave from the central point

• Number of waves travel one second

• Forward and backward movement of an object

• Longitudnal waves

Tags

NGSS.MS-PS4-1

Forward and backward waves are called

• mechanical waves

• longitudinal waves

• transvers waves

• radiations

Tags

NGSS.MS-PS4-1

The perpendicular waves are called

• longitudnal waves

• transwerse waves

• mechanical waves

• electromagnetic waves

A soft sound is produced by

• low amplitude and low frequency wave

• low amplitude and high frequency wave

• high amplitude and low frequency wave

• high amplitude and high frequency wave

Tags

NGSS.MS-PS4-1

A loud sound is produced by

• high amplitude and low frequency wave

• low amplitude and high frequency wave

• low amplitude and low frequency wave

• high amplitude and high frequency wave

Tags

NGSS.MS-PS4-1