WorksheetsMidterm
Total questions: 15
Worksheet time: 19mins
Adding energy to a substance makes its particle move..
slower
fast
does nothing
same speed
Two objects get closer.. The gravitational force between them..
Increases
decreases
remains the same
nothing happens
There are two points. Each has a negative charge. They will each
attract each other
nothing will happen between them
Repel each other
On earth, there is an apple hanging from a tree. Which statement is true?
Gravitational Force exerted by the apple is less because it's less mass
Gravitational Force exerted by earth is less because it's far from the apple
Gravitational Force exerted by the apple is more because it's hanging
Gravitational Force exerted by the apple and earth are equal
Box 1: 10 kg
Box 2: 20 kg
Box 3: 30 kg
Box 4: 40 kg
If one of these boxes were thrown, which one would have the greatest momentum?
Box 1: 10 kg
Box 2: 20 kg
Box 3: 30 kg
Box 4: 40 kg
The force of attraction between two masses is (a) proportional.
Acceleration = Change in velocity/time = (a) - (b) / time
The force of attraction between is (a) proportional to the square of the distance between their centers.
Match the following units
m/s2
a
kg
m
N
F
(a) is a lot like speed except for one important difference, it’s a vector which means it has a direction attached to it.
In order to determine the phase of a compound, you have to know the
Temperature, mass, volume.
Identity, temperature, pressure.
Temperature, volume, pressure.
Mass, identity, volume
Momentum is...
motion changing direction
speed with a direction
Mass not moving
Mass in Motion
Gravitational force is always (a) but electrostatic force can be both (b) and (c)
Gravitational force is affected by an objects (a) , while the electrostatic force is affected by an objects (b) .
You kick a ball.. What is the force exerted by the ball to you?
Much greater
equal
slightly less
the force doesn't exist
