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A 4 kg mass experiences an acceleration of 5 m/s. Find the force.
20 Newtons
2 x 10-3 in standard form
.002
3,400 in scientific notation
3.4 x 103
Force=MxA
A 6 kg mass experiences 30 N of force. Find the acceleration.
5 m/s
2.45 x 104 in standard form
24,500
Draw a wave with an amplitude of 2 m
Super!
v=d/t
A cat moves 4 meters in half a minute, find the speed of the cat
Speed of sound in a 20 C room
343.4 m/s
Find the average of 10, 5, 4, and 1
What is 5
How can I determine the period when looking at a wave graph?
peak to peak distance; trough to trough, or zero to zero including a peak and trough
Sound's fastest medium
A solid
A wave will have a higher pitch if it has a higher ___
A supersonic object is an object that is ____ than sound
faster
Sound is a ______ wave
longitudinal, pressure (mechanical)
Noise is a sinusoid
False
A speaker produces a sound which has a frequency of 300. Given the speed of sound is 343, what is the wavelength of this wave?
V=wavelength x f
1.143
A speaker produces a 200 Hz sound. What is the period of this wave?
f=1/T
0.005 s
Electromagnetic waves are faster than pressure/mechanical waves
True
A wave has a speed of 2 m/s and a wavelength of .2 Hz. What is the frequency?