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Worksheets2.2 What Happens to My Lungs When I Breathe in Air? IC1
Total questions: 40
Worksheet time: 23mins
Which of the following is a unit of mass?
kilogram
liter
meter
pound
Anything made of matter must _____________________.
take up space and have mass
have mass and be a solid
be a solid and not move
take up space and be a liquid
The mass of an object ___________________________.
changes, depending on where it is located
changes randomly
changes, depending on temperature
does not change
If a piece of matter changes shape, what happens to its mass?
It increases
It decreases
it changes randomly
it stays the same
Mass is a property of ___________.
waves
energy
matter
light
Which of these would you use to measure mass?
a barometer
a thermometer
a balance scale
a ruler
Mass is expressed in what type of units?
meters and kilometers
grams and kilograms
liters and milliliters
ounces and pounds
1 kilogram = _____ grams
100
1,000
10,000
10
Breathe in. Now breathe out. Breathe in one more time. Notice what happens to your chest as you ______________ in and out.
breathe
believe
beat
Your chest gets bigger is that your lungs expand as they fill
with air. Why your lungs expand has to do with another characteristic of air— air has __________________.
bottom
volume
top
Another way to talk about volume is to describe
how much ______________ something takes up.
sun
space
stars
The volume of a material is similar to its size. For example,
balloons that are filled with _______ can be many different sizes.
apples
air
pears
To determine the volume of a cube is by multiplying
its _____________ times its width times its height (l x w x h).
longness
length
lights
Lessons 1 and 2 provide the foundation for this unit and contextualize the study of the particle
nature of matter in the everyday phenomenon of smelling odors in the air.
true
false
Humans smell odors because they move in the air; therefore, investigating ___________ provides insight into the components of air, of which odor is one.
light
air
paint
Mass and weight are not interchangeable terms in science. Mass is constant, while depends on gravity.
weight
mass
volume
Which is the formula for volume?
Base x Height
Length x Width
Length x Width x Height
Surface Area x Height
Volume is the amount of space an object takes up.
True
False
To find the follow you:
Divide length x width x height
length + width + height
length x width x height
During the unit we _____________ air to learn that it has both
mass and volume, and thus is considered matter.
sung a song about
investigated
touched
What evidence do you have that air has mass?
no evidence
The mass of the ball increased.
Why does the ball have more mass after the air is added?
no evidence
air has mass
Anything that has ___________ and volume is called matter.
needs
mass
more
Air has mass and volume; therefore, air is matter.
true
false
What determines a substance's odor?
the size and shape of its molecules
the connection between its molecules
the number of molecules it shares
Distinguish -
nerve parts
tell the difference
figure out
smells
To realize is to
figure out
smell
steps
more or less
Most people's noses can distinguish roughly 10,000 different smells. What does roughly mean?
nerve parts
process
tell the difference
more or less
Your receptors in your nose are
smelly
nerve parts
a substance
a process
The mass of a an object can be measured with a __________ .
scale
ruler
timer
measuring cup
An object's mass can be stated as the amount of ...
stuff that makes it up.
space that it takes up.
time that it is alive.
heat that it makes.
Adding air to a balloon will __________ and __________.
will make it more massive.
will make it less massive.
will increase its volume.
will decrease its volume.
When someone inflates a balloon with air, they are actually ...
placing more air in the balloon.
placing less air in the balloon.
not doing anything to the balloon.
causing the balloon to get lighter.
When someone deflates a balloon, they are actually ...
placing more air in the balloon.
taking air out of the balloon.
not doing anything to the balloon.
causing the balloon to get heavier.
What does mass measure?
the amount of a material.
the length of a material.
the frequency of a material.
the temperature of a material.
What would a scientist say about this bag of popcorn?
The popcorn is 80 grams.
The popcorn is in a pretty bag.
The popcorn is a large size.
The popcorn taste good.
What is the relationship between the mass of the ball and the number of pumps?
the more pumps, the more mass the ball has
the more pumps, the less mass the ball has
there is no relationship between pumps and the mass of the ball
the ball has no mass
