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Worksheets8th Grade Final 1st Tri
Total questions: 46
Worksheet time: 2hrs 53mins
Name
Class
Date
1.
What is the volume of the rock? The water level is displaced from 20 mL to 23 mL with the rock.
a)
3 mL
b)
23 mL
c)
20 mL
d)
43 mL
2.
Anything that has mass and takes up space is called
a)
volume
volume
volume
b)
matter
c)
magnetism
d)
electricity
3.
What are the three states of matter?
a)
gas, liquid, mass
b)
solid, liquid, gas
c)
mass, volume, thermal energy
d)
gas, temperature, solids
4.
Which physical property is the amount of space something takes up and can be measured with a graduated cylinder?
a)
conductivity
b)
relative density
c)
thermal energy
d)
volume
5.
When paper is folded to make an origami bookmark, what physical property of the paper changes?
a)
mass
b)
weight
c)
shape
d)
smell
6.
What is mass
a)
how much something weighs
b)
mass is how much matter is in something
c)
matter
d)
stuff
7.
Definition of Physical property
a)
properties are those that can be observed without changing the identity of the substance
b)
Properties that describe how a substance changes into a completely different substance
8.
A small particle that makes up matter.
a)
Atom
b)
Molecule
c)
Ion
d)
Bond
9.
The size, shape, and state can change but the matter is still made of the same particles.
a)
Mass
b)
Chemical Change
c)
Physical Change
10.
The original substance change and a different substance forms.
a)
Physical Change
b)
Matter
c)
Chemical Change
11.
The temperature at which a substance changes from a liquid to a gas
a)
Freezing Point
b)
Boiling Point
c)
Melting Point
12.
Boiling Water
a)
Physical Change
b)
Chemical Change
13.
A mixture in which substances are spread out evenly and will not settle.
a)
Mixture
b)
Gas
c)
Solution
14.
A substance that has a definite volume but no definite shape.
a)
Mixture
b)
Liquid
c)
Solid
15.
Ability of one substance to dissolve in another.
a)
Mixture
b)
Solubility
c)
Melting Point
16.
Which is an example of a chemical change?
a)
melting ice to make water
b)
baking cake batter to make a cake
c)
putting cheese on bread to make a cheese sandwich
d)
cutting an orange into slices for a snack
17.
Green bananas turning yellow on their own as they ripen.
a)
Chemical Change
b)
Physical Change
18.
a copper penny turning greenish after a few years.
a)
Chemical Change
b)
Physical Change
19.
What is a indicator of chemical change:
a)
fire
b)
a solid becomes a gas
c)
boiling
d)
cooling
20.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
all of the above
21.
Energy due to motion is ____________ energy.
a)
Potential
b)
Energy
c)
Kinetic
d)
Friction
22.
Can energy be destroyed
a)
no
b)
yes
23.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
24.
Energy can not be created or destroyed, only converted from one form to another.
a)
true
b)
false
25.
When plants convert the sun's energy into food, which type of energy is it (the end result)?
a)
kinetic
b)
chemical
c)
thermal
d)
radiant
26.
What is the definition of sublimation?
a)
a chemical process where a solid turns into a gas without going through a liquid stage
b)
the process of a liquid changing into a gas
27.
I have a definite shape and volume. What am I?
a)
solid
b)
liquid
c)
gas
28.
Which state of matter has particles that are tightly packed?
a)
liquid
b)
gas
c)
solid
29.
Which state of matter has particles that are very loose?
a)
solids
b)
liquids
liquids
liquids
c)
gases
gases
gases
30.
Ice is an example of a ....
a)
gas
b)
solid
c)
liquid
31.
In this image, what are the symbols in red are called the_______.
a)
Products
b)
Reactants
c)
Subscripts
d)
Coefficients
32.
In this image, the symbols to the right of the arrow (in black) are called the_______.
a)
Products
b)
Reactants
c)
Subscripts
d)
Coefficients
33.
Read the following chemical formula: C6H12O6. How many hydrogen atoms are in the formula?
a)
12
b)
6
c)
4
34.
The law of conservation of mass states that....
a)
Matter can be made
b)
Matter can be destroyed
c)
Matter cannot be made or destroyed
35.
This is used to represent the amount of each atom in a molecule. What is the arrow pointing to?
a)
Exponent
b)
Coefficient
c)
Molecule
d)
Subscript
36.
What do you call a set of letters and numbers that show what the chemical composition for a compound.
a)
Chemical Equation
b)
Chemical Formula
c)
Chemical Reaction
37.
This appears on the left side of a chemical formula, and represents how many molecules there are.... What is highlighted in yellow?
a)
Atom
b)
Subscript
c)
Molecule
d)
Coefficient
38.
How many Iron (Fe) atoms are in this chemical formula?
a)
2 iron atoms
b)
6 iron atoms
c)
5 iron atoms
d)
4 iron atoms
39.
If a chemical equation is BALANCED, is the mass being conserved?
a)
Yes
b)
No
40.
If a chemical equation is UNBALANCED, is the mass being conserved?
a)
Yes
b)
No
41.
H = 10 H = 10
O = 5 O = 5
Cl = 3 Cl = 2
Is this equation balanced?
O = 5 O = 5
Cl = 3 Cl = 2
Is this equation balanced?
a)
Yes
b)
No
42.
What is the formula for density?
a)
density = mass x volume
b)
density = mass / volume
c)
density = mass + volume
d)
density = mass - volume
43.
What happens to particles as they cool down?
a)
They slow down
b)
Nothing
c)
They don't move
d)
They speed up
44.
LT2: a measure of the average kinetic energy of the individual particles in matter is:
a)
mass
b)
temperature
c)
matter
d)
heat
45.
Physical Change happens when one or more substances are changed into new substances with new and different properties.
a)
True
b)
False
46.
Some clues of a chemical change include..
a)
Melting, Breaking, Crushing
b)
Bending,Boiling, Foaming
c)
Evaporating, Cutting, production of heat
d)
Fizzing, Foaming, Change in color
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