WorksheetsScience
Total questions: 142
Worksheet time: 2hrs 37mins
Name
Class
Date
1.
In an experiment, the one variable that is changed by the scientist is called the ______.
a)
independent variable
b)
dependent variable
c)
random variable
d)
controlled variable
2.
In an experiment, the factor that we observe and/or measure is called the ____.
a)
independent variable
b)
dependent variable
c)
random variable
d)
controlled variable
3.
What type of data is shown here?
a)
qualitative
b)
quantitative
4.
What type of data is shown here?
a)
qualitative
b)
quantitative
5.
A testable, possible explanation for a scientific question is called a(n) _____.
a)
theory
b)
random guess
c)
law
d)
hypothesis
6.
Observations that are made when you use your senses to gather information.
a)
manipulated
b)
quantitative
c)
qualitative
d)
operational
7.
An organized way to collect and record scientific observations is with a(n) _____.
a)
data table
b)
inference
c)
model
d)
definition
8.
Raccoons tend to have striped tails and black eye masks is an example of ____ data.
a)
qualitative
b)
quantitative
9.
There were seven boxes of cookies in the cupboard.
a)
qualitative
b)
quantitative
10.
A scientist studies how many days it takes people to get sick when eating different candies. What is the independent variable?
a)
eating
b)
days until sick
c)
the scientist
d)
candies
11.
A scientist studies how many days it takes people to get sick when eating different candies. What is the dependent variable?
a)
eating
b)
days until sick
c)
the scientist
d)
candies
12.
A scientist studies how many days it takes people to get sick when eating different candies. What is not a controlled variable?
a)
age of people
b)
candy type
c)
amount of candy
d)
time of eating
13.
In an experiment, the factor that we observe and/or measure is called the ____.
a)
independent variable
b)
dependent variable
c)
random variable
d)
controlled variable
14.
In an experiment, the one variable that is changed by the scientist is called the ______.
a)
independent variable
b)
dependent variable
c)
random variable
d)
controlled variable
15.
Observations that are made with instruments such as rulers, balances, graduated cylinders, thermometers, timers, etc. and are measurable.
a)
manipulated
b)
quantitative
c)
qualitative
d)
operational
16.
What is Newton's first law of motion?
a)
Every action has an equal opposite reaction
b)
An object in motion stays in motion unless acted upon by an unbalanced force
c)
The force acting on an object is equal to the mass of an object times its acceleration
d)
Sandwich
17.
What is the atomic number of oxygen?
a)
5
b)
Sandwich
c)
8
d)
17
18.
What is the molecular structure of table salt?
a)
Sandwich
b)
Molecular who?
c)
H2O
d)
NaCl
19.
Biology is the study of what?
a)
Life
b)
Sandwich
c)
The human brain
d)
Weather
20.
Energy=____to the speed of light squared
a)
Gravity
b)
Mass
c)
Sandwich
d)
Lightning
21.
What female Nobel Prize winner conducted research on radioactivity?
a)
Sandwich
b)
Tierra Guinn
c)
Marie Curie
d)
Isaac Newton
22.
Who was Dimitri Ivanovich Mendeleev?
a)
Periodic table inventor
b)
Sandwich
c)
A singer
d)
An Astronomer
23.
What is the formula for force?
a)
Net force ÷ Mass
b)
Sandwich
c)
Mass × Acceleration
d)
Mass × Velocity
24.
What was the first animal sent into space?
a)
Alfred the monkey
b)
Laika the dog
c)
Ursula the fish
d)
Sandwich
25.
A low voice has...
a)
Short wavelengths
b)
No wavelengths
c)
Sandwich
d)
Long wavelengths
26.
How long does it take for light to get from the Sun to the Earth?
a)
150 million years
b)
10 seconds
c)
8 minutes
d)
Sandwich
27.
What is the melting point of gallium?
a)
Sandwich
b)
85.5 Degrees F
c)
577.3 Degrees F
d)
100 Degrees C
28.
What is an Herbivore?
a)
Meat eater
b)
Sandwich
c)
Plant & Meat eater
d)
Plant eater
29.
A black hole is formed when...
a)
After a supernova occurs
b)
When a white dwarf turns into a black dwarf
c)
When a black dwarf turns into a black dwarf
d)
Sandwich
30.
What happens when you put something in between two pieces of bread?
a)
Isaac Newton
b)
A supernova
c)
The periotic table
d)
Sandwich
31.
Living things can ...
a)
grow
b)
move
c)
eat
d)
breathe
32.
Living things can ...
a)
grow
b)
move
c)
eat
d)
excrete
33.
Living things can ...
a)
grow
b)
move
c)
breathe
d)
excrete
34.
Living things can ...
a)
breathe
b)
reproduce
c)
eat
d)
grow
35.
a)
Living
b)
Non-Living
c)
Dead
36.
a)
Living
b)
Non-Living
c)
Dead
37.
a)
Living
b)
Non-Living
c)
Dead
38.
a)
Living
b)
Non-Living
c)
Dead
39.
Living things can ...
a)
breathe
b)
move
c)
eat
d)
excrete
40.
Living things can ...
a)
breathe
b)
reproduce
c)
eat
d)
grow
41.
Type of matter made of two or more elements...
a)
element
b)
mixture
c)
compound
42.
Amount of matter in a solid, liquid, or gas...
a)
mass
b)
volume
43.
Measured with a balance...
a)
Mass
b)
Volume
44.
Solid have a certain shape and a volume of their own. Solid are something you can touch.
a)
True
b)
False
45.
Gasses do not have a shape or volume of their own. You cannot see most gasess.
a)
True
b)
False
46.
The more mass an object has, the more gravity it has.
a)
True
b)
False
47.
Which of the following determines if an object sinks or floats?
a)
density
b)
mass
c)
weight
d)
volume
48.
Which tool can be used to measure the mass of an object?
a)
balance
b)
ruler
c)
graduated volume
d)
themometer
49.
Matter is...
a)
a substance made up of only one kind of element
b)
anything that has mass and takes up space
50.
A molecule is...
a)
two or more atoms linked together
b)
anything that has mass and takes up space
51.
a)
solid
b)
liquid
c)
gas
52.
a)
solid
b)
liquid
c)
gas
53.
a)
solid
b)
liquid
c)
gas
54.
a)
solid
b)
liquid
c)
gas
55.
a)
solid
b)
liquid
c)
gas
56.
There is gas in the cups.
a)
YES
b)
NO
57.
There is liquid in the cups.
a)
YES
b)
NO
58.
There is gas in the balloons.
a)
YES
b)
NO
59.
The cookies are solid.
a)
YES
b)
NO
60.
The cookies are heavy.
a)
YES
b)
NO
61.
what is a group on the periodic table?
a)
Broken Substance
b)
Rows
c)
columns
d)
The weeknd
62.
what is a period on the periodic table?
a)
group
b)
column
c)
Row
d)
the weeknd
63.
What does the Atomic number tell you about an element?
a)
Its favorite number
b)
Protons and Electrons
c)
Protons
d)
Neutrons
64.
The law of conservation of mass states...
a)
Mass can be created and destroyed
b)
Mass can not be created nor destroyed
c)
something contains mass
d)
Nothing can be desttroyed
65.
How many valence electrons does an atom need to have to be very reactive?
a)
1 & 7
b)
2 & 3
c)
6 & 8
d)
3 & 4
66.
What is a metal?
a)
Something that is solid and very conductive
b)
Weak and dull
c)
A gas
d)
A non-metal
67.
What does a metalloid consist of?
a)
Something with face ((:
b)
A non-metal
c)
a metal
d)
Characteristics of a metal and a non-metal
68.
What is a non-metal?
a)
dull
b)
Bad conductivity
c)
right side of the periodic table
d)
all of the above
69.
How do you find atomic mass?
a)
Add protons and electrons
b)
add protons and neutrons
c)
add the atomic mass and the electrons
d)
None of these
70.
Which indicates that it is a physical change?
a)
Odor change
b)
Color change
c)
Rearranged atoms
d)
Change in size
71.
Which is a chemical change?
a)
Paper torn in half.
b)
melting butter.
c)
Expired cheese.
d)
Hair cutting.
72.
How many valence electrons does Oxygen have?
a)
6
b)
8
c)
4+4
d)
4
73.
How do you count atoms in a chemical equation.
a)
Add the subscripts and multiply coefficients to the element.
b)
Add an element at a time and add the coefficients at the end.
c)
You just use your hand.
d)
Multiply with subscripts and add with the coefficients.
74.
How do you tell if a chemical equation is balanced?
a)
same amount of atoms on both sides of the equation.
b)
Same amount of atoms for all elements on both sides of the equation.
c)
After you add and subtract.
d)
Ask the teacher.
75.
Which of these is a chemical change?
a)
All of the above.
b)
Rotting bananas
c)
iron nail rusting.
d)
Baking a cake.
76.
What is the difference between a chemical and physical change?
a)
Physical changes are reversible, as chemical changes are not.
b)
Different names
77.
What group is Potassium located in?
a)
1
b)
2
c)
3
d)
16
78.
Which element contains more atoms Boron or Lithium?
a)
B
b)
Boron
c)
Lithium
d)
K
79.
Is odor ALWAYS a sign of a chemical change?
a)
No
b)
Maybe
c)
Yes
80.
What element causes combustion and what does it represent?
a)
Oxygen and Physical
b)
Fire
c)
Oxygen and Chemical
d)
Neon and Chemical.
81.
A new butterfly’s wings must be _________ before it can fly.
a)
Hard
b)
Soft
c)
Wet
d)
Dry
82.
Which of the following is not a part of a butterfly?
a)
petal
b)
head
c)
thorax
d)
abdomen
83.
How many legs does an insect have?
a)
4
b)
10
c)
6
d)
2
84.
What are 3 basic needs of animals?
a)
toys, money, food
b)
shelter, water, money
c)
food, toys, shelter
d)
food, shelter, water
85.
Which of the following is the life cycle of
a butterfly?
a butterfly?
a)
egg, caterpillar, butterfly
b)
egg, chrysalis, caterpillar, butterfly
c)
egg, caterpillar, chrysalis, butterfly
d)
egg, butterfly, chrysalis, caterpillar
86.
This is the third stage of the life cycle. This stage it is called a...
a)
Caterpillar
b)
Egg
c)
Chrysalis
d)
Butterfly
87.
Butterflies drink using a tube-shaped tongue
called a ___________.
called a ___________.
a)
probe
b)
prius
c)
proboscis
d)
straw
88.
What does a caterpillar do a lot of after it hatches?
a)
singing
b)
eating
c)
swimming
d)
flying
89.
On which continent are Painted Lady Butterflies not found?
a)
Antarctica
b)
Africa
c)
North America
d)
Asia
90.
Nectar is a sweet liquid found in many flowers.
a)
True
b)
False
91.
How do plants get energy?
a)
Photosynthesis
b)
Eating other plants
c)
Respiration
d)
hydroponics
92.
This part of the plant captures energy from the Sun.
a)
Stem
b)
Carbon Dioxide
c)
Chlorophyll
d)
Roots
93.
All living and non living things that interact in an area.
a)
School
b)
Home
c)
Ecosystem
d)
environment
94.
A scientist who works to restore water
a)
Conservationist
b)
chemist
c)
Ecologist
d)
Hydroponist
95.
Who makes their own food?
a)
Producer
b)
Consumer
c)
herbivore
d)
animal
96.
During photosynthesis plants make sugar and....
a)
Carbon Dioxide
b)
Dirt
c)
Oxygen
d)
light
97.
Sunlight -> Red coco plant -> Spider Monkey -> What comes next in this food chain?
a)
fungi
b)
Jaguar
c)
Shark
d)
Spider
98.
A shark eats a little Miguel.The shark is a what?
a)
producer
b)
consumer
c)
mean
d)
herbivore
99.
What breaks down dead organisms and their waste?
a)
Decomposers
b)
dirt
c)
wind
d)
Miguel
100.
Glow sticks produce light for a short amount of time. The light from the glow stick is produced by...
a)
chemical energy
b)
heat energy
c)
magnetism
d)
gravity
101.
Magnetic poles that are alike will...
a)
attract
b)
repel
c)
generate electricity
102.
When light is refracted, it...
a)
Does not allow light to pass through
b)
Appears as if an object is "broken;" Light is scattered
c)
Absorbs one color and reflects the rest
103.
Why do moon phases change?
a)
Earth rotates around the moon.
b)
Earth rotates around the sun.
c)
The moon casts a shadow on Earth.
d)
The moon orbits around the Earth.
104.
Which units should a student use to measure the length of a textbook?
a)
centimeters
b)
grams
c)
gallons
d)
ounces
105.
Which earth material is best for building structures that must support heavy weight?
a)
iron
b)
wood
c)
copper
d)
plastic
106.
If an electric circuit is left open,
a)
Electricity will flow
b)
Electricity will not flow
c)
Electricity will flow and then stop
107.
A stick of butter is placed in a pot to make macaroni and cheese. The butter melts. What causes the butter to melt?
a)
heat
b)
gravity
c)
light
d)
friction
108.
Opposite magnetic poles will
a)
Attract
b)
Repel
c)
Create friction
d)
Cause the moon phases to change
109.
There are ____ moon phases.
a)
6
b)
7
c)
8
d)
9
110.
Which material is transparent?
a)
black cotton cloth
b)
shiny tin foil
c)
white tissue paper
d)
clear plastic wrap
111.
Herbivores eat...
a)
Meat
b)
Plants
c)
Meat and plants
d)
McDonald's Happy Meals
112.
The least important time for people to have a source of clean, fresh water is when they are...
a)
exercising
b)
bathing
c)
cooking
d)
sleeping
113.
A student pours liquid into a graduated cylinder. What is the student trying to measure?
a)
weight
b)
mass
c)
volume
d)
temperature
114.
What causes objects, such as apples from an apple tree, to fall to the ground?
a)
friction
b)
air resistance
c)
balanced forces
d)
gravity
115.
Which earth material is used to make electrical wires for buildings?
a)
iron
b)
copper
c)
coal
d)
diamonds
116.
Which is not part of the water cycle?
a)
evaporation
b)
condensation
c)
runoff
d)
reflection
117.
Some species of birds are endangered species. These birds made their homes in certain forests, however there are few of these forests left. What is the most likely reason these species have become endangered?
a)
spread of disease
b)
overhunting by humans
c)
loss of habitat
d)
increase in predators
118.
A snake living in the desert buries itself in the daytime. Burying itself in the sand helps the snake survive by...
a)
allowing the snake to move quickly
b)
helping the snake stay cool
c)
helping the snake blend with its environment
d)
keeping the snake from becoming ill
119.
Which weather term best describes a cloud that forms very close to the ground?
a)
fog
b)
sleet
c)
wind
d)
hail
120.
Which is NOT a form of precipitation?
a)
hail
b)
wind
c)
rain
d)
snow
121.
What season is the Southern hemisphere in when the North Pole is leaning into the Sun?
a)
Summer
b)
Fall
c)
Winter
d)
Spring
122.
The order of the planets is:
a)
Mars,Venus,Earth,
Mercury,Saturn
Jupiter, Uranus, Neptune
Mercury,Saturn
Jupiter, Uranus, Neptune
b)
Earth,Venus,Mars
Jupiter, Neptune,
Mercury,Saturn,
Uranus
Jupiter, Neptune,
Mercury,Saturn,
Uranus
c)
Mercury,Venus,Earth
Mars,Jupiter,
Saturn,Uranus
Neptune
Mars,Jupiter,
Saturn,Uranus
Neptune
123.
Which planet is the largest?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
124.
Which Planet comes after Earth in the solar system?
a)
Mercury
b)
Mars
c)
Venus
d)
Eros
125.
When the Northern Hemisphere of Earth is Leaning away from the Sun, What season is the Southern Hemisphere experiencing?
a)
Summer
b)
Winter
c)
Spring
d)
Fall
126.
Sometimes people see figures such as animals in the arrangement of the stars, these figures are called:
a)
Supernova
b)
Constellations
c)
Supergiants
127.
The orbit of the Earth around the sun is:
a)
circular
b)
elliptical
c)
irregular
128.
What causes the temperatures at the north and south pole to remain cold throughout the year?
a)
The speed at which the Earth moves around the sun
b)
The tilt of the Earth on its axis
129.
Fill in the blanks.In a 24 hour period, the earth completes one ________ on its ________
a)
rotation, orbit
b)
revolution, axis
c)
rotation, axis
d)
revolution, orbit
130.
A shooting star is actually a:
a)
a star
b)
a meteor
c)
and asteroid
131.
Which invention led to the invention of DVD's?
a)
CD's
b)
Plasma television
132.
Which invention made it possible for computers to process information quickly and made computers more affordable?
a)
The internet
b)
The microchip
133.
Which of the following is the best definition of technology?
a)
using scientific knowledge for a purpose.
b)
developing new inventions
134.
What was the first use of the world wide web?
a)
To help scientist search for information.
b)
To help scientists communicate with each other.
135.
What revolves around a planet?
a)
star
b)
moon
c)
comet
136.
Which moon phase is Earth between the moon and the sun?
a)
New moon
b)
full moon
c)
first quarter
137.
Why do craters last for millions of years on the surface of the moon?
a)
The moon's surface is so hard that craters do not change.
b)
The moon has no water or wind to erode the craters
c)
The wind on the moon is high in the atmosphere
138.
Which of the following best describe the shape of the Earth's orbit?
a)
Earth's orbit is a perfect circle around the sun.
b)
Earth's orbit is an irregular triangle around the sun
c)
Earth's orbit is elliptical, like a flattened circle.
139.
Which of the following best describes the size of the sun in relation to other stars?
a)
The sun is a dwarf star
b)
the sun is an averaged size star.
c)
The sun is a giant star
140.
Which planet is located between mars and Saturn?
a)
Mercury
b)
Earth
c)
Jupiter
d)
Uranus
141.
Which order is correct?
a)
Jupiter, Mercury, Saturn, Neptune
b)
Mercury, Earth, Mars, Jupiter
c)
Earth, Mars, Venus, Jupiter
d)
Uranus, Jupiter, Neptune, Saturn
142.
Which moon phase comes after waxing crescent?
a)
First Quarter
b)
Waning Crescent
c)
Full moon
d)
Waxing Gibbous
100 %
