NEW
Font size
WorksheetsUnit 2 Practice Test
Total questions: 15
Worksheet time: 15mins
Which of the four fundamental fources is the strongest?
strong nuclear
gravity
electromagnetic
weak nuclear
Which produces more energy: nuclear fusion or nuclear fission?
nuclear fusion
nuclear fission
If a positively charged object was brought near a negatively charged object, what would happen?
they would attract
they would repel each other
they would not interact
If I double the amount of mass on two objects, how does that affect the gravitational force?
x2 (doubles)
x4 (quadruples)
1/2 (halves)
1/4
Why can two objects near touch?
They can touch
Gravitational forces
Electrostatic forces
Forces are not strong enough
According to Kepler's Law
orbits are perfect circles
orbits are elliptical
orbits are different for each planet
We don't know the shape of orbits
What is an orbital period?
One "day" on a planet
The time it takes for the planet to rotate
The time it takes for a planet to finish an orbit
none of the above
What units do we use to measure charge?
N
F
r
C
Which of these is the constant in Coulomb's Law?
k
r
G
m
Which of these are the constant in Newton's Law of Universal Gravitation?
k
F
G
m
What is the magnitude of a force?
The type of force it is
The strength of the force
The direction of the force
none of the above
Which of these laws has a formula?
Kepler's 3rd Law
Kepler's 2nd Law
Kepler's 1st Law
None of them
A comet has a period of 11.7 years. When is the next time I'll see the comet?
23.4 years
11.7 years
unknown
not enough information
A question asks to find charge. Which equation am I using?
Kepler's 3rd Law
Newton's Law of Universal Gravitation
Coulomb's Law
A question asks you to find mass of an object. Which equation do you use?
Kepler's 3rd Law
Newton's Law of Universal Gravitation
Coulomb's Law
