Science Quiz

Random Science or Physics Quiz

Pop Quiz: Physics Stats

 Plays Quiz Updated Nov 10, 2017

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Score 0/25 Timer 08:00
8 Plays Today
Question Answer Wrong Answers
A car initially at rest accelerates in a straight line at 4 m/s². What will be its speed after 3 seconds? 12 m/s
82.9%
3 m/s
2.5%
4 m/s
4.9%
7 m/s
3.5%
How can a positively charged object be described? deficient of electrons
74%
deficient of protons
5.2%
deficient of neutrons
4.3%
excess of electrons
10.5%
Acceleration due to gravity on or near the surface of Earth is ____ m/s². 9.81
73.8%
6.02
6.2%
6.67
6.4%
9.11
7.6%
What did Galileo define as the property of a moving object continuing to move? inertia
73.2%
velocity
11.2%
acceleration
6.6%
direction
3.1%
Potential energy is the energy possessed by an object due to what? its position
70.6%
its momentum
13.8%
its velocity
5%
its acceleration
4.5%
Which device stores and releases electrical charges? capacitor
70.4%
resistor
4.2%
semiconductor
8.5%
transistor
10.8%
Which one of the following is not a vector quantity? kinetic energy
70.2%
force
10%
velocity
5.9%
acceleration
7.9%
If the current in a wire is 6 amperes, how much charge flows through it in 2 seconds? 12 coulombs
67.7%
8 coulombs
3.2%
6 coulombs
5.9%
3 coulombs
17%
How is density defined? mass divided by volume
66.9%
mass times volume
14.8%
mass plus volume
2.1%
volume divided by mass
10.1%
Whose law relates the distance a spring stretches to the force applied to the spring? Hooke's law
65%
Le Chatelier's principle
9.6%
Boyle's law
12.8%
Fermat's principle
6.5%
Which of the following is a physical quantity that has magnitude but no direction? scalar
64.4%
vector
9.3%
resultant
6.5%
velocity
13.8%
Heat transfer by radiation occurs through what? electromagnetic waves
62.2%
molecular and electronic collisions
19.4%
atmospheric currents
6.5%
direct contact
5.7%
Which of these can be best defined as the resistance to motion of one object moving relative to another? friction
62.1%
shear
13.9%
tension
8.2%
torque
9.6%
Momentum is the product of which two properties? mass and velocity
60%
mass and acceleration
17.9%
mass and force
6.9%
acceleration and force
9.1%
In alpha (α) decay, the proton number of parent nuclide…? decreases by 2
59.2%
increases by 1
12%
increases by 2
12.1%
decreases by 4
10.4%
The speed of light is equal to ____ × 10⁸ m/s. 3.00
58.8%
1.38
13.1%
6.63
13.6%
8.85
8.2%
What is the energy process of our Sun? nuclear fusion
58.1%
nuclear electromagnetic spectrum
5.5%
nuclear fission
24.4%
nuclear radioactive decay
6%
Which part of the electromagnetic spectrum has the shortest wavelength? gamma rays
56.4%
infrared
18%
UV rays
11.6%
visible light
8%
A wave with a relatively long wavelength will also have...? a long period
56.4%
a high frequency
12%
a large amplitude
11.2%
a small amplitude
14.4%
Which statement says, 'for every action there is an equal and opposite reaction'? Newton's third law of motion
55.5%
Newton's law of universal gravitation
3.8%
Kepler's first law of planetary motion
2%
Newton's second law of motion
32.6%
A newton is equal to which of the following? kilogram-meter per second squared
53.5%
kilogram-meter per second
14.8%
meter per second squared
11.9%
kilogram per meter-second
13.6%
A period of 0.005 seconds would be equivalent to a frequency of how many Hz? 200
48.8%
20
7.8%
50
16.3%
500
20.9%
Who is the author of The Universe in a Nutshell, On the Shoulders of Giants, and A Brief History of Time? Stephen Hawking
43.4%
Richard Feynman
18.6%
J. Robert Oppenheimer
17.3%
Carl Sagan
14.5%
When a car rounds a curve at high speed, the ____ exerts a centripetal force on ____. road; tires
42.7%
tires; road
24.8%
car; road
10%
car; tires
16.5%
Who received the 1935 Nobel Prize in Physics for the discovery of the neutron? James Chadwick
40.1%
Paul Dirac
8.8%
Enrico Fermi
22%
Werner Heisenberg
22.9%

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