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- Multiple ChoicePlease save your changes before editing any questions.
The tendency of an object to resist a change in its motion
acceleration
mass
inertia
frame of reference
- Multiple ChoicePlease save your changes before editing any questions.
Objects with greater _________ also have greater inertia.
speed
force
mass
friction
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What kind(s) of objects have inertia?
all objects with mass
only objects in motion
only objects at rest
only objects whose motion is being changed
- Multiple ChoicePlease save your changes before editing any questions.
If a piece of matter changes shape, what happens to its mass?
It increases
it changes randomly
It decreases
it stays the same
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following is a unit of mass?
kilogram
meter
liter
pound
- Multiple ChoicePlease save your changes before editing any questions.
What is mass?
the force of an object caused by gravity
the amount of matter in an object
the amount of space something takes up
how fast something is moving
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following statements are true about force?
the PUSH or PULL on an object
Going REALLY FAST
The MOTION an object creates
the mass of an object
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The Force of Gravity and the Normal Force
None
The applied force and the Force of friction
The Force of Gravity and the Motion Force
- Multiple ChoicePlease save your changes before editing any questions.
Which requires more force to move it?
A heavy object, like a bowling ball.
A light object, like a tennis ball
- Multiple ChoicePlease save your changes before editing any questions.
The point through which the whole weight of the body acts is called
Inertial Point
Centriod
Center of gravity
Central point
- Multiple ChoicePlease save your changes before editing any questions.
Center of gravity is usually located where
more weight is concentrated
less mass is concentrated
less weight is concentrated
more mass is concentrated
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Where the center of gravity of a circle lies?
Anywhere on its circumference
At its centre
Anywhere on its radius
Anywhere on its diameter
- Multiple ChoicePlease save your changes before editing any questions.
What is a standard unit of measurement for weight?
cm
mm
m
kg
- Multiple ChoicePlease save your changes before editing any questions.
What order would be the heaviest to lightest?
Brush, house, pencil
House, brush, pencil
pencil, brush, house
- Multiple ChoicePlease save your changes before editing any questions.
Pressure can be exerted by solids, liquids and gases.
True
False
- Multiple ChoicePlease save your changes before editing any questions.
The amount of force pushing on an area is the definition of....
Fluid
Force
Viscosity
Pressure
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Pressure is measured in what units
Newtons
Pascals
m/s
Moles
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Pressure is equal to force divided by what
area
time
mass
distance
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Which formula can be used to find the volume of a rectangular prism?
length x width
height x length
length x width x height
length + width + height
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Each side of this ice cube measures 2 inches. What is the volume of the ice cube?
6 cubic inches
12 cubic inches
8 cubic inches
8 square inches
- Multiple ChoicePlease save your changes before editing any questions.
What two types of measurements make up DENSITY?
Mass and Volume
Temperature and Mass
Grams and Centimeters
Volume and Weight
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What is the formula for density?
density = mass x volume
density = mass / volume
density = mass + volume
density = mass - volume
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The easiest way to open a heavy door is by applying the force
Near the hinges
In the middle of the door
At the edge of the door far from the hinges
At the top of the door
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Torque is the product of a force exerted on an object times the lever arm.
True
False
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An impulse depends on
weight and force
force and time
electric charge and time
none of these
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The air bag on a car reduces the force experienced by the driver, by extending the time of impact.
True
False