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   83.7% 
3 m/s   2.3% 
4 m/s   5.1% 
7 m/s   3.4% 

How can a positively charged object be described? 
deficient of electrons   75.4% 
deficient of protons   4.2% 
deficient of neutrons   4.2% 
excess of electrons   10.9% 

What did Galileo define as the property of a moving object continuing to move? 
inertia   74.8% 
velocity   11.1% 
acceleration   6.1% 
direction   2.9% 

Acceleration due to gravity on or near the surface of Earth is ____ m/s². 
9.81   73.7% 
6.02   6.6% 
6.67   6.9% 
9.11   7.7% 

Potential energy is the energy possessed by an object due to what? 
its position   72% 
its momentum   14.4% 
its velocity   4.3% 
its acceleration   4.2% 

Which device stores and releases electrical charges? 
capacitor   71.5% 
resistor   3.3% 
semiconductor   9% 
transistor   10.8% 

Which one of the following is not a vector quantity? 
kinetic energy   70.9% 
force   9.9% 
velocity   5.7% 
acceleration   8.3% 

If the current in a wire is 6 amperes, how much charge flows through it in 2 seconds? 
12 coulombs   68% 
8 coulombs   3.1% 
6 coulombs   6% 
3 coulombs   17.6% 

How is density defined? 
mass divided by volume   67% 
mass times volume   15.9% 
mass plus volume   1.9% 
volume divided by mass   10% 

Whose law relates the distance a spring stretches to the force applied to the spring? 
Hooke's law   63.9% 
Le Chatelier's principle   10.6% 
Boyle's law   13.7% 
Fermat's principle   6.7% 

Which of the following is a physical quantity that has magnitude but no direction? 
scalar   63.5% 
vector   9.4% 
resultant   7.1% 
velocity   14.9% 

Heat transfer by radiation occurs through what? 
electromagnetic waves   61.7% 
molecular and electronic collisions   20.7% 
atmospheric currents   6.7% 
direct contact   5.7% 

Momentum is the product of which two properties? 
mass and velocity   60% 
mass and acceleration   19.1% 
mass and force   6.7% 
acceleration and force   8.9% 

In alpha (α) decay, the proton number of parent nuclide…? 
decreases by 2   59.9% 
increases by 1   12.3% 
increases by 2   11.9% 
decreases by 4   10.6% 

What is the energy process of our Sun? 
nuclear fusion   57.8% 
nuclear electromagnetic spectrum   5% 
nuclear fission   26.2% 
nuclear radioactive decay   5.8% 

The speed of light is equal to ____ × 10⁸ m/s. 
3.00   57.2% 
1.38   14.3% 
6.63   14.8% 
8.85   8.3% 

A wave with a relatively long wavelength will also have...? 
a long period   56.5% 
a high frequency   11.6% 
a large amplitude   11.4% 
a small amplitude   15.3% 

Which of these can be best defined as the resistance to motion of one object moving relative to another? 
friction   56.4% 
shear   17.9% 
tension   8.6% 
torque   11.8% 

Which part of the electromagnetic spectrum has the shortest wavelength? 
gamma rays   54.4% 
infrared   19.6% 
UV rays   12.5% 
visible light   8.2% 

Which statement says, 'for every action there is an equal and opposite reaction'? 
Newton's third law of motion   53% 
Newton's law of universal gravitation   3.6% 
Kepler's first law of planetary motion   1.9% 
Newton's second law of motion   36.3% 

A newton is equal to which of the following? 
kilogrammeter per second squared   52.8% 
kilogrammeter per second   15.7% 
meter per second squared   12% 
kilogram per metersecond   14.2% 

A period of 0.005 seconds would be equivalent to a frequency of how many Hz? 
200   47.8% 

When a car rounds a curve at high speed, the ____ exerts a centripetal force on ____. 
road; tires   42.2% 
tires; road   25% 
car; road   10.2% 
car; tires   17.5% 

Who received the 1935 Nobel Prize in Physics for the discovery of the neutron? 
James Chadwick   36.1% 
Paul Dirac   9.4% 
Enrico Fermi   24.9% 
Werner Heisenberg   24.1% 

Who is the author of The Universe in a Nutshell, On the Shoulders of Giants, and A Brief History of Time? 
Stephen Hawking   30.7% 
Richard Feynman   23.9% 
J. Robert Oppenheimer   22.2% 
Carl Sagan   17.7% 

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