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Worksheets3rd 9 wks Science Review
Total questions: 48
Worksheet time: 5hrs 15mins
Name
Class
Date
1.
Mass of an object= sum of its parts
True or false?
True or false?
a)
True
b)
False
2.
What is mass?
a)
The weight of something
b)
A part of a boat
c)
Measures the amount of matter in an object
d)
The abbreviation of Massachusetts
3.
What does magnify mean?
a)
A new apple product
b)
To make a sound louder
c)
A giant foot
d)
to enlarge the appearance of something
4.
What is a microscope?
a)
An instrument with a special lens for making an object appear larger
b)
The hammers cousin
c)
A thing
d)
A telescope for microbes
5.
Sarah and Jake were each given a ball of clay of the same weight. Both students used all of their clay to make an object. Sarah rolled hers into a ball, Jake made a long, skinny rope. What is the weight of the clay figures now?
a)
Sarah's weighs more because it is round.
b)
Jake's weighs more because it is long.
c)
There is no way of knowing.
d)
The figures would be equal.
6.
Sally measures 10 grams of water into a pan and then freezes it. A day later, she takes the ice cube out of the pan and notices it is larger than before. What will it weigh?
a)
12 grams
b)
15 grams
c)
Impossible to know
d)
10 grams
7.
Ken has 10 ml of water. He wants to add 2 ml of salt to the solution. He does so and mixes the salt into the water until it is totally dissolved. What is the mass of the new solution?
a)
12 ml
b)
10 ml
c)
Know way of knowing
d)
8 ml
8.
A state of matter with no definite shape or volume is known as this.
a)
Solid
b)
Liquid
c)
Gas
d)
Plasma
9.
A change from a solid to a liquid is called:
a)
Freezing
b)
Melting
c)
Evaporation
d)
Sublimation
10.
A state of matter with a definite volume and a definite shape is called this.
a)
Solid
b)
Liquid
c)
Gas
d)
Plasma
11.
Molecules are closest together in a
a)
Solid
b)
Liquid
c)
Gas
12.
Is the change of a substance from a liquid to a gas.
a)
Melting
b)
Boiling
c)
Evaporation
d)
Condensation
13.
Melting is ...
a)
liquid to solid
b)
solid to liquid
c)
solid to gas
d)
gas to liquid
14.
Freezing is...
a)
Solid to gas
b)
Liquid to solid
c)
Gas to solid
d)
Liquid to gas
15.
What is happening to the water on the glass?
a)
Condensation
b)
Deposition
c)
Sublimation
d)
Evaporation
16.
If enough heat is taken away from a container of water, what will happen to the water?
a)
It will begin to boil.
b)
It will become a solid.
c)
It will turn into a gas.
d)
It will increase in weight.
17.
What happens when a piece of wood burns?
a)
A physical change takes place.
b)
A chemical change takes place.
c)
The wood loses its gravity.
d)
The wood loses its inertia.
18.
Kim puts an ice cube in a beaker and it melts. This is a good example of:
a)
a physical change.
b)
a chemical change.
c)
an experiment.
d)
an analysis.
19.
What happens when water boils?
a)
The solid water becomes a liquid.
b)
The liquid water becomes a solid.
c)
The liquid water becomes a gas.
d)
Water vapor becomes liquid water.
20.
If you dissolved a lot of salt in some water in a large dish and put the dish in bright sunlight on a hot day, what would be left in the dish after a long time?
a)
dry salt
b)
water with no salt
c)
the same salty water as before
d)
nothing
21.
William put a sugar cube in a cup of hot water. After a period of time, what happened to the sugar cube?
a)
It dissolved.
b)
It stayed on the bottom of the cup.
c)
It evaporated.
d)
It changed color.
22.
When materials combine to form new compounds it is a chemical change. Which example is a chemical change?
a)
baking powder fizzing
b)
water boiling
c)
ice melting
d)
sugar cube dissolving
23.
What type of change will occur when an ice cube melts and becomes a liquid?
a)
property change
b)
chemical change
c)
physical change
d)
chemical reaction
24.
Rust on a bicycle is an example of what kind of change?
a)
chemical change
b)
physical reaction
c)
physical change
d)
change in shape
25.
Which of the following changes is possible with the addition of heat?
a)
Liquid water changes to ice.
b)
Water vapor changes to ice.
c)
Water vapor changes to liquid water.
d)
Ice changes to liquid water.
26.
Tearing paper is an example of
a)
physical change.
b)
chemical change.
c)
chemical reaction.
d)
solution.
27.
Which statement describes the process occurring from beaker 1 to beaker 2?
a)
Solid ice is changing into a gas.
b)
Liquid water is changing to gas.
c)
Solid ice is melting to liquid water.
d)
Gaseous steam is condensing to solid ice.
28.
If you break a piece of glass, the shape of the glass changes, but the properties in the fragments remain the same. Which of the following has occurred?
a)
A chemical change.
b)
A temperature change.
c)
A phase change.
d)
A physical change.
29.
Which of the following does not show a chemical change?
a)
change of state of matter
b)
color change
c)
production of a gas
d)
all show a chemical change
30.
The particles in a ____ are the farthest apart and move the fastest.
a)
gas
b)
solid
c)
banana
d)
liquid
31.
A physical change occurs when a substance_____.
a)
breaks into individual elements
b)
becomes a new substance
c)
changes from an acid to a base
d)
changes shape, size, and form
32.
Mark is observing a burning candle. He notices the melted wax drips down the side of the candle and hardens again. The candle has____.
a)
formed a new substance
b)
undergone a physical change
c)
undergone a chemical change
d)
undergone a physical and chemical change
33.
Mixtures can be ____ into the substances that make them up.
a)
separated
b)
placed
c)
melted
d)
blended
34.
A teacher is demonstrating physical and chemical changes to her class. Which action should she use to demonstrate a chemical change?
a)
cutting a piece of paper
b)
folding a piece of paper
c)
tearing a piece of paper
d)
burning a piece of paper
35.
A student is creating a potting soil mix. She combines 100 grams of sand, 200 grams of soil, and 200 grams of pebbles to make her potting soil. What is the mass of the potting soil?
a)
100 grams
b)
200 grams
c)
300 grams
d)
500 grams
36.
Is burning toast a chemical or physical change?
a)
physical
b)
chemical
37.
Is cream being whipped a physical or chemical change?
a)
physical
b)
chemical
38.
Is sour milk a chemical or physical change?
a)
chemical
b)
physical
39.
Is spoiled meat a chemical or physical change?
a)
chemical
b)
physical
40.
Is moldy cheese a chemical or physical change?
a)
chemical
b)
physical
41.
Is a strong gaseous odor coming from the fridge a chemical or physical change?
a)
Chemical
b)
physical
42.
Baking a cake by mixing flour, sugar, chocolate powder, eggs, and milk, and then heating them in the oven.
a)
Chemical Change
b)
Physical Change
43.
The smell your dog makes after eating to much people food.
a)
Chemical Change
b)
Physical Change
44.
Green bananas turning yellow on their own as they ripen.
a)
Chemical Change
b)
Physical Change
45.
Using dye to change the color of a shirt green.
a)
Chemical Change
b)
Physical Change
46.
a copper penny turning greenish after a few years.
a)
Chemical Change
b)
Physical Change
47.
An gel ice pack getting cold after you put it in the freezer for an hour.
a)
Chemical Change
b)
Physical Change
48.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
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