Science Quiz

Random Science or Physics Quiz

Pop Quiz: Physics Stats

Quiz Updated Nov 10, 2017

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Score 0/25 Timer 08:00
2 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
82.6%
3 m/s
2.6%
4 m/s
5%
7 m/s
3.5%
How can a positively charged object be described? deficient of electrons
73.6%
deficient of protons
5.1%
deficient of neutrons
4.4%
excess of electrons
10.7%
Acceleration due to gravity on or near the surface of Earth is ____ m/s². 9.81
73%
6.02
6.5%
6.67
6.7%
9.11
7.9%
What did Galileo define as the property of a moving object continuing to move? inertia
72.9%
velocity
11.4%
acceleration
6.7%
direction
3.2%
Potential energy is the energy possessed by an object due to what? its position
70.3%
its momentum
14.3%
its velocity
4.8%
its acceleration
4.7%
Which device stores and releases electrical charges? capacitor
69.8%
resistor
4.2%
semiconductor
8.8%
transistor
11.1%
Which one of the following is not a vector quantity? kinetic energy
69.6%
force
10.2%
velocity
6%
acceleration
8.1%
If the current in a wire is 6 amperes, how much charge flows through it in 2 seconds? 12 coulombs
67%
8 coulombs
3.3%
6 coulombs
6%
3 coulombs
17.5%
How is density defined? mass divided by volume
66.3%
mass times volume
15.5%
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
64.1%
Le Chatelier's principle
10%
Boyle's law
13.2%
Fermat's principle
6.7%
Which of the following is a physical quantity that has magnitude but no direction? scalar
63.4%
vector
9.6%
resultant
6.8%
velocity
14.3%
Heat transfer by radiation occurs through what? electromagnetic waves
61.1%
molecular and electronic collisions
20.1%
atmospheric currents
6.7%
direct contact
5.9%
Which of these can be best defined as the resistance to motion of one object moving relative to another? friction
59.7%
shear
15.2%
tension
8.5%
torque
10.5%
Momentum is the product of which two properties? mass and velocity
59%
mass and acceleration
18.7%
mass and force
7%
acceleration and force
9.2%
In alpha (α) decay, the proton number of parent nuclide…? decreases by 2
58.4%
increases by 1
12.4%
increases by 2
12.3%
decreases by 4
10.7%
The speed of light is equal to ____ × 10⁸ m/s. 3.00
57.5%
1.38
13.6%
6.63
14.2%
8.85
8.4%
What is the energy process of our Sun? nuclear fusion
57.2%
nuclear electromagnetic spectrum
5.5%
nuclear fission
25.2%
nuclear radioactive decay
6.1%
A wave with a relatively long wavelength will also have...? a long period
55.2%
a high frequency
12.1%
a large amplitude
11.6%
a small amplitude
14.9%
Which part of the electromagnetic spectrum has the shortest wavelength? gamma rays
55%
infrared
18.7%
UV rays
12.1%
visible light
8.2%
Which statement says, 'for every action there is an equal and opposite reaction'? Newton's third law of motion
54%
Newton's law of universal gravitation
3.8%
Kepler's first law of planetary motion
2.1%
Newton's second law of motion
34.1%
A newton is equal to which of the following? kilogram-meter per second squared
52.1%
kilogram-meter per second
15.4%
meter per second squared
12.2%
kilogram per meter-second
14.1%
A period of 0.005 seconds would be equivalent to a frequency of how many Hz? 200
47.3%
20
8%
50
16.8%
500
21.6%
When a car rounds a curve at high speed, the ____ exerts a centripetal force on ____. road; tires
41.3%
tires; road
25.3%
car; road
10.4%
car; tires
17.1%
Who is the author of The Universe in a Nutshell, On the Shoulders of Giants, and A Brief History of Time? Stephen Hawking
39%
Richard Feynman
20.3%
J. Robert Oppenheimer
18.8%
Carl Sagan
15.6%
Who received the 1935 Nobel Prize in Physics for the discovery of the neutron? James Chadwick
37.9%
Paul Dirac
9.1%
Enrico Fermi
23.1%
Werner Heisenberg
23.7%

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