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WorksheetsChemistry Review
Total questions: 50
Worksheet time: 30mins
Name
Class
Date
1.
Gas costs $3.05 a gallon, and your car travels at 27 miles for each gallon of gas. How far can you travel in your car with $95 in your pocket?
a)
11 miles
b)
840 miles
c)
7800 miles
d)
870 miles
2.
A cyclist travels 56 miles in 4 hours. Use dimensional analysis to convert the cyclist's speed to feet per second. Round your answer to the nearest tenth, and show that your answer is reasonable.
a)
2.5 ft/sec
b)
20.5 ft/sec
c)
82.1 ft/sec
d)
205 ft/sec
3.
In 1 hour, Robert ran 5.75 km and Marco ran 4,073 meters. Who ran faster?
a)
Robert
b)
Marco
4.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
5.
In a controlled experiment, how many variables can be worked with at a time?
a)
one
b)
none
c)
two or more
d)
how ever many makes sense.
6.
This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted.
a)
experimental group
b)
control group
c)
data
d)
variables
7.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
8.
This variable is the actual data collected during the experiment.
a)
independent variable
b)
dependent variable
c)
control group
d)
data group
9.
A student wants to test the effects of type of exercise on heart rate. What is the dependent variable?
a)
heart rate
b)
type of exercise
c)
amount of exercise
d)
time of day exercise occurs
10.
Which of the following is an example of qualitative data?
a)
the color of the fur of an animal
b)
the mating behavior of an animal
c)
the average number of offspring that an organism has
d)
the description of an odor that a chemical produces
11.
what is an extensive property
a)
that joint over there
b)
a property that changes when the size of the speciman changes
c)
is a physical property of a system that does not depend on the system size or the amount of material in the system
d)
orange juice
12.
what is an intensive property
a)
butterscotch cookies
b)
a property that changes when the size of the specimen changes
c)
something a smart guy said a long long time ago
d)
is a physical property of a system that does not depend on the system size or the amount of material in the system
13.
Name an extensive properties
a)
color
b)
mass
c)
luster
d)
odor
14.
What properties that do not depend on the amount of the matter present
a)
density
b)
extensive
c)
intensive
d)
volume
15.
if it reacts with acid what property is it
a)
intensive
b)
extensive
16.
how hard was this test
a)
supercalafrajalisticespialidous
b)
easy
c)
hard
d)
pick this one
17.
Freezing Juice?
a)
Physical Change
b)
Chemical Change
18.
A change that does not result in a new substance.
a)
Physical Change
b)
Chemical Change
19.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
20.
Which example best describes a physical change?
a)
melting ice
b)
burning a candle
c)
making a paper airplane
d)
mixing vinegar with baking soda
21.
Is making salt water to gargle with a physical or chemical change?
a)
physical
b)
chemical
22.
Is bleaching your hair a physical or chemical change?
a)
physical
b)
chemical
23.
When you break a cracker into pieces it is a
a)
Chemical change
b)
Physical change
c)
Chemical Weathering
d)
Physical Weathering
24.
mass, volume, weight are all what type of property
a)
intensive
b)
extensive
25.
Which is a chemical change?
a)
finger painting
b)
Banana rotting
c)
Opening a book
d)
Opening a bag
26.
Breaking a pencil is a chemical change.
a)
True
b)
False
27.
Example for Chemical property
a)
is toxic
b)
hardness
28.
Example for Physical Property
a)
melting point
b)
flammability
29.
True or false: NO new substance is formed in a mixture.
a)
True
b)
False
30.
A mixture can be separated by ________ means.
a)
physical
b)
chemical
31.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
32.
Which of the following an element?
a)
Carbonic Acid
b)
Copper
c)
Iron and Copper
d)
Water
33.
In an exothermic reaction, heat is ...
a)
taken in
b)
given out
34.
When two or more elements join together chemically,
a)
a mixture is formed
b)
nothing is formed
c)
a compound is formed
35.
What is a qualitative observation about this image?
a)
There are 10 mini trees in the picture.
b)
There are two color bushes in the picture.
c)
There is one powerline going across in the air.
d)
There is art created from trees in this photo.
36.
Which of the following is a quanitative. observation?
a)
The bird is very colorful.
b)
The bird has 4 different colors on him.
c)
The bird has many, many feathers.
d)
It is a bird.
37.
Finish the observation.
The water is...
The water is...
a)
79 degrees
b)
very hot
c)
super cold
d)
deep
38.
Water compound
a)
NaCl
b)
H2O
c)
Protein
d)
CaCO
39.
How many licks does it take to get to the center of a Tootsie Pop?
a)
~478
b)
~287
c)
The world will never know.
d)
OVER 9000!
40.
Which of the following is not a name of Ninja Turtle
a)
Michelangelo
b)
Donatello
c)
Galileo
d)
Raphael
41.
Of the following, which was NOT one of the Spice Girls
a)
Scary
b)
Cutie
c)
Sporty
d)
Baby
42.
What was the name of the boat on Gilligan's Island?
a)
Titanic
b)
Pacific Princess
c)
Nautilus
d)
S.S. Minnow
43.
What is the last word of the Declaration of Independence
a)
Lives
b)
Republic
c)
Fortunes
d)
Honor
44.
Which type of atom makes up about 90% of the universe?
a)
Hydrogen
b)
Oxygen
c)
Helium
d)
Carbon
45.
In the first box of Crayola crayons introduce in 1903, how many colors where there?
a)
12
b)
10
c)
8
d)
6
46.
This celebrity has the most Twitter followers, with nearly 86 million!
a)
President Obama
b)
Katy Perry
c)
Taylor Swift
d)
Justin Bieber
47.
This artist had the top selling record of 2015.
a)
Adele
b)
Ed Sheeran
c)
Taylor Swift
d)
Justin Bieber
48.
Which song was the top selling single of 2015?
a)
UPTOWN FUNK
MARK RONSON FT BRUNO MARS
MARK RONSON FT BRUNO MARS
b)
SORRY
JUSTIN BIEBER
JUSTIN BIEBER
c)
SEE YOU AGAINWIZ KHALIFA FT CHARLIE PUTH
d)
HELLO
ADELE
ADELE
49.
What is the top selling record of all time with an amazing 49 million copies sold?
a)
Eminem
The Marshal Mathers LP
The Marshal Mathers LP
b)
Adele
21
21
c)
Michael Jackson
Thriller
Thriller
d)
Britney Spears
Oops!...I Did It Again
Oops!...I Did It Again
50.
Which Country won the most gold medals in this years Olympics?
a)
China
b)
Texas
c)
USA
d)
Great Britain
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