WorksheetsRicker Spring Exam Review 1
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
The build up of charges on an object is called
a)
static discharge
b)
static electricity
c)
positive charge
d)
negative charge
2.
The loss of static electricity as electric charges move off an object is called
a)
friction
b)
conduction
c)
induction
d)
static discharge
3.
Suppose you gain a positive charge from walking across a carpet. You then touch your little sister's ear and she receives a shock. This leaves you
a)
positively charged
b)
negatively charged
c)
with no charges at all
d)
electrically neutral
4.
When three bulbs are hooked together in a series circuit,
a)
there are many paths for the current to take
b)
all the bulbs become dimmer as more bulbs are added.
c)
if one bulb goes out the others will continue to glow.
d)
a switch is never used.
5.
In a parallel circuit with three bulbs
a)
the bulbs must all be located on the same branch.
b)
there is only one path for the current to take.
c)
current from each bulb has its own path.
d)
the overall resistance increases if a new branch is added.
6.
A complete, unbroken path through which electric charges can flow is a(n)
a)
electric circuit
b)
electrical resistance
c)
magnetic field line
d)
magnetic pole
7.
A device used to open and close an electric circuit is a(n)
a)
light bulb
b)
energy source
c)
switch
d)
resistor
8.
What happens when two forces act in the same direction?
a)
they cancel each other out
b)
the stronger one prevails
c)
they add together
d)
their sum divided by two is the total force.
9.
The tendency of an object to resist a change in motion is called
a)
mass
b)
inertia
c)
force
d)
balance
10.
The greater the mass of an object
a)
the easier the object starts moving.
b)
the greater its inertia.
c)
the lower its inertia.
d)
the more space it takes up.
11.
The force of gravity that pulls you toward the earth determines your
a)
mass
b)
terminal velocity
c)
weight
d)
free fall
12.
If I want to increase acceleration, I need to
a)
increase the mass of an object.
b)
decrease the mass of an object.
c)
decrease the force on the object.
d)
increase both the force on the object and the mass of the object.
13.
What do we call a force that opposes motion as one object rubs against another?
a)
friction
b)
acceleration
c)
inertia
d)
gravity
14.
The law of universal gravitation states that any two objects in the universe, without exception,
a)
attract each other.
b)
repel each other.
c)
combine to provide a balanced force.
d)
create friction.
15.
A rocket lifting off the ground is a good example of which of Newton's laws?
a)
First Law
b)
Second Law
c)
Third Law
d)
Fourth Law
16.
According to Newton's third law, when I push against a shopping cart, the shopping cart
a)
creates friction with me.
b)
always moves forward.
c)
exerts and equal and opposite force back on me.
d)
moves at a constant speed.
17.
The SI unit for force is the
a)
newton
b)
meter
c)
kilogram
d)
pound
18.
Balanced forces acting on an object
a)
always change the object's motion.
b)
sometimes change the object's motion.
c)
never change the object's motion
d)
are not related to motion.
19.
A material that reflects or absorbs any light that strikes it is
a)
concave
b)
opaque
c)
transparent
d)
translucent
20.
When the surface of a mirror curves inward, like the inside of a bowl, it is called a
a)
plane mirror
b)
convex mirror
c)
concave mirror
d)
diffuse mirror
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