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WorksheetsPS Benchmark 1 Study Guide
Total questions: 49
Worksheet time: 54mins
Name
Class
Date
1.
What classification of matter is water?
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
2.
What classification of matter is copper?
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
3.
What classification of matter is granite?
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
4.
What classification of matter is salt?
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
5.
What classification of matter is soda?
a)
Compound
b)
Solution
c)
Suspension
d)
Colloid
6.
What classification of matter is fog?
a)
Compound
b)
Solution
c)
Suspension
d)
Colloid
7.
What is matter in which all the atoms are alike?
a)
Element
b)
Compound
c)
Homogeneous
d)
Colloid
8.
What is a homogeneous mixture containing two or more substances, blended evenly throughout?
a)
Colloid
b)
Compound
c)
Solution
d)
Suspension
9.
What is the scattering of light by colloids?
a)
Distillation
b)
Decomposition
c)
Suspension
d)
Tyndall Effect
10.
What is a material made from atoms of two or more elements chemically combined in a fixed proportion?
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
11.
What is a heterogeneous liquid mixture in which visible particles eventually settle?
a)
Colloid
b)
Compound
c)
Solution
d)
Suspension
12.
What is a heterogeneous liquid mixture with particles that do not settle out?
a)
Colloid
b)
Compound
c)
Solution
d)
Suspension
13.
What word indicates that a substance has a uniform composition throughout?
a)
Homogeneous
b)
Heterogeneous
c)
Mixture
d)
Tyndall Effect
14.
What is the separating technique involving boiling & condensing?
a)
Distillation
b)
Decomposition
c)
Solution
d)
Suspension
15.
Which of the following is a physical property?
a)
Ability to rust
b)
pH
c)
Density
d)
Tarnishes in air
16.
Which of the following is a chemical property?
a)
Odor
b)
Flammability
c)
Shape
d)
Softness
17.
Which of the following is a chemical property?
a)
Color
b)
Magnetic
c)
Powdered
d)
Explosive
18.
Water has a density of 1.0 g/mL (memorize this!). The density of cyclohexane is 0.78 g/mL. The density of glycerol is 1.13 g/mL. Order them from which would float on top down to the bottom.
a)
Cyclohexane - Water - Glycerol
b)
Glycerol - Water - Cyclohexane
c)
Glycerol - Cyclohexane - Water
d)
Water - Cyclohexane - Glycerol
19.
Which of the following is a physical change?
a)
Rusting
b)
Boiling
c)
Food digestion
d)
Burning
20.
Which of the following is a chemical change?
a)
Melting
b)
Evaporation
c)
Souring of milk
d)
Bending
21.
Which of the following is a physical change?
a)
Baking
b)
Releasing heat
c)
Producing a gas
d)
Dissolving in water
22.
Where does energy change, but temperature does not change?
a)
A-B
b)
B-C
c)
C-D
d)
E-F
23.
Where does the phase change from solid to liquid?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
24.
Where does the phase change from liquid to gas?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
25.
Where is energy used for a phase change, not to change temperature?
a)
A-B
b)
C-D
c)
D-E
d)
E-F
26.
Which is the independent variable?
a)
Age
b)
Height
c)
Russel
d)
3-year interval
27.
If you are sampling a container of waste water to determine what is dissolved in the water, how should you take samples?
a)
Several samples from the top of the contaier
b)
Several samples from the bottom of the container
c)
Several samples from locations throughout the container
d)
Only one sample
28.
What is the definition of a standard?
a)
An exact quantity people agree to use for comparison
b)
A system of prefixes
c)
The distance between points
d)
The interval between events
29.
What is 250 g in kg?
a)
25.0 kg
b)
2.50 kg
c)
0.250 kg
d)
0.0250 kg
30.
What is 55 dm in m?
a)
550 m
b)
5.5 m
c)
0.55 m
d)
0.055 m
31.
What is 13 kL in L?
a)
13,000 L
b)
1,300 L
c)
130 L
d)
0.013 L
32.
What is a variable that changes as a result of another variable?
a)
Dependent
b)
Independent
c)
Constant
d)
Control
33.
If you are determining the density of an irregularly shaped solid, which two tools could you use?
a)
triple-beam balance & metric ruler
b)
triple-beam balance & graduated cylinder
c)
graduated cylinder & metric ruler
d)
thermometer & graduated cylinder
34.
What is the amount of matter?
a)
mass
b)
temperature
c)
weight
d)
volume
35.
If CO2 gas is bubbled through lime water, the solution turns milky. What kind of reaction is this?
a)
Chemical
b)
Physical
c)
Biological
d)
Supernatural
36.
If the temperature of a solution decreases during a chemical reaction, what is the reaction?
a)
Endothermic
b)
Exothermic
c)
Biological
d)
Unstable
37.
Can increasing scientific evidence supporting a theory can make the idea more acceptable to the scientific community?
a)
Yes, because that is how the scientific method works.
b)
No, who needs evidence anyway? Go with your gut.
c)
No, because scientists are notoriously stubborn.
d)
Yes, but only because that's where all the grant money is.
38.
A student devises an experiment to test if the amount of wind affects evaporation of water. What is the independent variable?
a)
Amount of wind
b)
Evaporation rate
c)
Amount of water
d)
Heat of vaporization
39.
A student devises an experiment to test if the amount of wind affects evaporation of water. What is the dependent variable?
a)
Amount of wind
b)
Evaporation rate
c)
Amount of water
d)
Heat of vaporization
40.
What is the volume?
a)
15.5 mL
b)
17.5 mL
c)
18.0 mL
d)
20.0 mL
41.
What is the mass?
a)
8,590 g
b)
598.5 g
c)
608.5 g
d)
98.500 g
42.
What is the length?
a)
5.3 cm
b)
8 cm
c)
53 cm
d)
80 cm
43.
What is the density of a block of wood with dimensions 2 cm x 5 cm x 4 cm, & a mass of 40 g?
a)
0.25 g/cm3
b)
1 g/cm3
c)
10 g/cm3
d)
40 g/cm3
44.
What is the volume of 5 g of gold, given that the density is 20 g/mL?
a)
0.25 mL
b)
4 mL
c)
25 mL
d)
100 mL
45.
Calculate the volume of 20 g of ethyl alcohol, given that the density is 0.8 g/mL?
a)
16 mL
b)
25 mL
c)
0.04 mL
d)
40 mL
46.
What is the mass of 3 mL of mercury, given that its density is 13 g/mL?
a)
0.2 g
b)
4.3 g
c)
16 g
d)
39 g
47.
What is the volume of 15 g of wood, given that is has a density of 0.5 g/cm3?
a)
3 cm3
b)
7.5 cm3
c)
30 cm3
d)
0.03 cm3
48.
Which of the following is a valid observation?
a)
Do different amounts of wind have an effect on rate of evaporation of water?
b)
Exposing 20 mL of water to wind produced by a fan at different speeds.
c)
It took 5 hours to evaporate at low fan speed.
d)
Increasing the wind caused the water to evaporate faster.
49.
Which of the following could be the conclusion of an experiment?
a)
Do different amounts of wind have an effect on rate of evaporation of water?
b)
Exposing 20 mL of water to wind produced by a fan at different speeds.
c)
It took 5 hours to evaporate at low fan speed.
d)
Increasing the wind caused the water to evaporate faster.
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