When an object is moving with uniform circular motion, the object’s tangential speed is ______.
What is constant?
100
This symbol represents the constant of universal gravitation?
What is "G"
100
A simple pendulum swings in simple harmonic motion. At maximum displacement
What is the acceleration reaches a maximum?
100
The ______ in a given pendulum changes when the pendulum is moved from Earth’s surface to the moon.
What is restoring force?
100
Sound waves are ______ waves.
What is longitudinal?
200
Define acceleration.
What is a change in the speed of an object in circular motion?
200
Define centripetal force.
What is the net force directed toward the center of an object’s circular path?
200
A mass-spring system can oscillate with simple harmonic motion because a compressed or stretched spring has this type of energy?
What is elastic potential?
200
Each compression in the waveform of the longitudinal wave corresponds to
What is a crest?
200
The trough of the sine curve used to represent a sound wave corresponds to ________.
What is rarefaction?
300
The centripetal force on an object in circular motion is _______.
What is in the same direction as the centripetal acceleration.
300
The kind of force that provides the centripetal force on the bicycle.
What is friction?
300
For a mass hanging from a spring, the maximum displacement the spring is stretched or compressed from its equilibrium position is the system’s _________.
What is amplitude?
300
Each stretch region in the waveform of the longitudinal wave corresponds to _________.
What is a trough?
300
The ________ is the region of a sound wave in which the density and pressure are greater than normal.
What is compression?
400
A child rides a bicycle in a circular path with a radius of 2.0 m. The tangential speed of the bicycle is 2.0 m/s. The combined mass of the bicycle and the child is 43 kg. What is the magnitude of the bicycle’s centripetal acceleration?
What is 2.0 m/s^2
400
A child rides a bicycle in a circular path with a radius of 2.0 m. The tangential speed of the bicycle is 2.0 m/s. The combined mass of the bicycle and the child is 43 kg. What is the magnitude of the centripetal force on the bicycle?
What is 86 N?
400
For a system in simple harmonic motion, _______ is the time required to complete a cycle of motion.
What is period?
400
Two mechanical waves that have positive displacements from the equilibrium position meet and coincide.
What is constructive interference?
400
The highness or lowness of a sound is perceived as _______.
What is pitch?
500
_______ are caused due differences in the gravitational force of the moon at different points on Earth.
What are tides?
500
The equation which expresses Newton’s law of universal gravitation.
What is F= (Gm1m2) / r^2
500
Frequency and period are _________ related in simple harmonic motion?
What is inversely?
500
Two mechanical waves meet and coincide. One wave has a positive displacement from the equilibrium position, and the other wave has a negative displacement.
What is destructive interference?
500
A train moves down the track toward an observer. The sound from the train, as heard by the observer, is ____ than the sound heard by a passenger on the train.