Sound Unit LP9.1 Review

What produces sounds?

• Vibrations

• Energy

• Force

• Collisions

Why can't you see the chime vibrating at the start of prayer?

• It's vibrating too fast to see

• It's not vibrating

• It's vibrating too small a distance to see

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Match the following.

• Pitch

• Amplitude

• Vibrations

• Frequency

• Volume

• Sound

Tags

NGSS.MS-PS4-1

If Mr. Houlihan makes his voice as low and loud as possible to tell a football player 40 yards away what he wants them to do, which is true about the sound of his voice?

• High amplitude / Low frequency

• High amplitude / High frequency

• Low amplitude / Low frequency

• Low amplitude / High frequency

Tags

NGSS.HS-PS4-1

If Mr. Houlihan is reading a book to his son at bedtime and he's reading dialogue from a talking hamster, what will be true about his voice?

• High amplitude / Low frequency

• High amplitude / High frequency

• Low amplitude / Low frequency

• Low amplitude / High frequency

Tags

NGSS.MS-PS4-1

Which of these sounds is quiet and low-pitch?

Tags

NGSS.MS-PS4-1

What is the amplitude of this sound source?

• 20.8 mm

• 19.2 mm

• 1.6 mm

• 0.8 mm

• 20 mm

Tags

NGSS.MS-PS4-1

What is the frequency of this sound source?

• 600 waves per second

• 20.8 minus 19.2

• 20 waves per second

• 200 waves per second

Tags

NGSS.MS-PS4-1

What is true about these sound sources?

• The sound on the left is louder

• The sound on the right is louder

• These sounds are the same volume

Tags

NGSS.MS-PS4-1

Which of the following is true?

• Left = Mr. Houlihan yelling
  Right = Referee blowing a whistle

• Right = Mr. Houlihan yelling
  Left = Referee blowing a whistle

• Left = Mr. Houlihan whispering
  Right = Referee blowing a whistle

• Right = Mr. Houlihan whispering
  Left = Referee blowing a whistle

Tags

NGSS.MS-PS4-1