Calculations

A wave has frequency of 50 Hz and a wavelength of 10 m. What is the speed of the wave?

• 500 m/s

• 50 m/s

• 5 m/s

• 0.5 m/s

Tags

NGSS.MS-PS4-1

A wave has frequency of 5 Hz and a speed of 25 m/s. What is the wavelength of the wave?

• 5 m

• 5 Hz

• 125 m

• 125 Hz

Velocity= 600 m/s
Wavelength= 2.0m
Frequency= _________

• 300 hertz

• 0.0033 hertz

• 3000 hertz

Tags

NGSS.HS-PS4-1

A wave has wavelength of 10 m and a speed of 340 m/s. What is the frequency of the wave?

• 34 m/s

• 34 hz

• 3400 m/s

• 3400 Hz

A wave has a frequency of 540 Hz and is traveling at 340 m/s. What is its wavelength?

• 1.59 m

• 0.63 m

• 183600 m

• 91800 m

Tags

NGSS.HS-PS4-1

A student needs 10 Newtons of force to lift a box to the top of a 2 meter shelf. How much work do they do?

• 12 J

• 8 J

• 20 J

• 5 J

Fred kicks a ball with a force of 20N to George, who is 5M away. How much work was done to the ball?

• 25J

• 100J

• 4J

• 75J

How much work is being done with 200 N of force over 426 meters?

• 85,200 J

• 45,620 J

• 90,480 J

• 62,329 J

If 150 Joules of work is needed to move a box 10 meters, what force was used? 

• 1500 N

• 15 N

• 1.5 N

• 150 N

Tags

NGSS.MS-PS2-2

45J of work were done on the object that moved 5M. How much force was applied to the object?

• 8N

• 225N

• 9N

• 0N

Tags

NGSS.MS-PS2-2