Force and Motion
Force, Motion and Energy
Energy and Space
Science and Waves
Waves
100
The equation used to find acceleration is a= ______.
a) vf - vi / t
b) v/t
c) vi - vf / t
d) vi + vf / t
a) vf - vi / t
100
The acceleration due to gravity on earth is _______.
a) 98 m/s2
b) 9.8 m/s2
c) 9.8 m/s
d) 0.98 m/s
b) 9.8 m/s2
100
In a nuclear fusion reaction, mass is transformed into _________.
a) matter
b) nuclei
c) energy
d) light
c) energy
100
If you ride your bicycle down a straight road for 500m then turn around and ride back, your distance is ______ your displacement.
a) greater than
b) equal to
c) less than
d) can't determine
a) greater than
100
When light is reflected from a surface, as the angle of incidence increases, the angle of reflection ____.
a) increases
b) decreases
c) remains the same
d) cannot be determined
a) increases
200
Newton's first law of motion is also called the law of __________.
a) mass
b) inertia
c) force
d) constant velocity
b) inertia
200
According to Newton's second law of motion, _____.
a) F = m x a
b) F = m x v
c) F = p x a
d) F = p x v
a) F = m x a
200
According to the law of conservation of energy, the total amount of energy in the universe _________.
a) remains constant
b) changes constantly
c) increases
d) decreases
a) remains constant
200
If you are lying on a raft, and you notice that the number of waves that go past the raft increases, you also find that the distance between each crest ____.
a) increases
b) decreases
c) remains the same
d) spreads out
b) decreases
200
You can see this paper, your desk, and the person in front of you because light is being _________.
a) absorbed
b) refracted
c) diffracted
d) reflected
d) reflected
300
The upward force on an object falling through the air is ________.
a) air resistance
b) inertia
c) momentum
d) terminal velocity
a) air resistance
300
In the equation p = m x v, the p represents ______.
a) friction
b) inertia
c) momentum
d) position
c) momentum
300
How far in an astronomical unit (a.u)?
a) 9.3 x 107 miles
b) 9.3 x 108 miles
c) 1.5 x 107 km
d) 9.3 x 107 km
a) 9.3 x 107 miles
300
Wave A carries more energy than wave B. Wave B has a smaller ______ than wave A.
a) frequency
b) wavelength
c) amplitude
d) speed
c) amplitude
300
When a wave passes from a less dense medium to a more dense medium, the _________ may change.
a) speed
b) frequency
c) radio waves
d) infrared waves
a) speed
400
The relationship among mass, force, and acceleration is explained by _______.
a) conservation of momentum
b) Newton's first law of motion
c) Newton's second law of motion
d) Newton's third law of motion
c) Newton's second law of motion
400
Which of the following devices does not make use of electrical energy?
a) upright piano
b) radio
c) toaster
d) digital camera
a) upright piano
400
What season would the Northern Hemisphere be in, in the diagram?
a) Spring
b) Summer
c) Fall
d) Winter
d) Winter
400
The energy a wave carries is measured by its _____.
a) wavelength
b) frequency
c) amplitude
d) speed
c) amplitude
400
Electromagnetic radiation with the shortest wavelengths is __________.
a) gamma rays
b) ultraviolet waves
c) radio waves
d) infrared waves
a) gamma rays
500
In the absence of air, a penny and a feather that are dropped from the same height at the same time will ________.
a) fall at different rates
b) fall at the same rate
c) float
d) not have momentum
b) fall at the same rate
500
A bus engine transfers chemical potential energy into _______ so that the bus moves.
a) thermal energy
b) gravitational potential energy
c) electrical energy
d) kinetic energy
d) kinetic energy
500
June 21st marks the first day of summer and will be the longest amount of daylight hours of the year. What is this day called?
a) Spring Equinox
b) Spring Solstice
c) Summer Solstice
d) Summer Equinox
c) Summer Solstice
500
For a given wave, if the frequency doubles, the wavelength _______.
a) doubles
b) stays the same
c) is halved
d) quadruples
c) is halved
500
______ are used for medical imaging.
a) Ultraviolet waves
b) Infrared waves
c) X rays
d) Gamma rays
c) X rays