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Physical Forces with Magnetism and Electric circuits Flashcards | StudBud
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Physical Forces with Magnetism and Electric circuits
Physical Forces with Magnetism and Electric circuits
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Answers
1
Which would a magnet
attract
?
Whiteboard eraser
Gold
Marble
Paper clip
2
Our
MASS
does
not
change on Earth OR the Moon.
True
False
3
Where are the poles of a magnet?
at the bottom
in the middle
at the ends
at the top
4
Attract or Repel?
Repel
Attract
5
Which of the following would most likely need the greatest force to push up a hill?
a balloon
a small rock
a tennis ball
a large rock
6
What name is given to materials that
ALLOW
electricity to travel through them?
Plastic
Rubber
Insulators
Conductors
7
Which parachute will create the
most
air resistance
?
Don't know
Parachute B
Parachute C
Parachute A
8
What is the
unit of measurement
used in physics for force?
Isaacs
Newtons
Meters
Kelvin
9
Which image correctly shows the force of
air resistance
?
Picture A
Picture B
10
Weight
is the measure of the
force of gravity
on an object.
True
False
11
In an electric circuit, power supplies can be: (2 correct answers)
Batteries (cells)
Mains
Bulbs
Plastic
12
Which of these is
NOT
one of
Newton's Laws
?
The greater the mass of an object, the more force it takes to accelerate.
Any object in motion will continue to move unless forces act on it.
All objects in the universe possess gravity.
For every action, there is an equal and opposite reaction.
13
How do you feel about your understanding of physical forces?
I'm not sure I understand any force.
I'm understanding! I'm developing.
I'm beginning to understand, but confused sometimes.
Excellent! I'm mastering!
14
Our
WEIGHT does CHANGE
if we go to the Moon.
True
False
15
Look at the picture of the magnet. The paper clips are likely made of... (2 correct answers)
Iron or Steel
Silver or Aluminum.
Cobalt or Nickel
Gold or Copper
16
Attract or Repel?
Attract
Repel
17
Which of the following
IS NOT
an effect of
forces
?
Changing the shape of an object.
Set an object in motion or stop an object.
Change the direction or speed of an object (slow it down, speed it up).
Change the mass of an object.
18
The following are examples of
high friction.
Ice skating rink
Sand
Smooth wood flooring
Rubber
19
What is a
force
?
a change in position.
how fast or slowly something moves.
a push or a pull acting on an object/ order.
a measure of length.
20
Attract or Repel?
Attract
Repel
21
What force causes a
ball to fall
when it reaches the end of a table?
friction
magnetism
a push
gravity
22
What name is given to materials that
DO NOT allow
electricity to travel through it?
Conductors
Rubber
Insulators
Plastic
23
Friction
is a force that happens between two surfaces rubbing together. Friction
slows down
a moving object.
True
False
24
Mass
is how much
matter
is in an object.
True
False
