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WorksheetsScience Study Game
Total questions: 60
Worksheet time: 30mins
Name
Class
Date
1.
What is the SI unit of measure for the mass of an object?
a)
Pounds
b)
Kilograms
c)
Joules
d)
Millimeters
2.
Which of the following is a cost associated with the advances of modern health practices?
a)
Improved hygiene and water treatment practices.
b)
Development of vaccines to prevent disease
c)
Decrease of infant and childhood death rates
d)
Increase in the growth of the human population.
3.
What is the primary reason why there has been so much effort put towards creating clean energy?
a)
The government wanted to create more jobs in this country.
b)
To reduce America’s dependence on fossil fuels imported from foreign countries
c)
Nuclear energy seemed like a safer alternative to petroleum energy.
d)
People wanted to build more wind turbines in California and Nevada.
4.
Which of the following is a negative impact caused by mining for resources? The mining industry
a)
contributes to the economy and provides employment
b)
practices reclamation procedures when a mine closes.
c)
uses leaching techniques that cause heavy metals to enter the water supply
d)
provides the raw materials needed to make the items used daily by society
5.
A mining company developed a machine that removes more dirt per day than previous methods. What is a negative consequence of the company using this technology?
a)
The machine may require maintenance.
b)
The environment will be impacted by removing native grasses from the topsoil.
c)
The machine will work faster and longer than human labor to remove soil.
d)
The mining company will save money over time by using the new machine.
6.
The ecological resource consumption practices of the average citizen of the United States is...
a)
less than all other parts of the world.
b)
balanced by recycling plastic items.
c)
greater than most countries in the world.
d)
contributing to sustainable living practices.
7.
What two pieces of equipment would you likely need to use in order to calculate the density of a small rock?
a)
Graduated cylinder and ruler
b)
Graduated cylinder and triple beam balance
c)
Ruler and scale
d)
Ruler and triple beam balance
8.
When investigating a new cancer-fighting drug, medical researchers give some of the subjects a pill that contains the drug. Some of the other subjects are given a pill that does not contain the drug. The drug-free pill serves what purpose in the design of the investigation?
a)
A control
b)
A variable
c)
A separate trial
d)
A qualitative comparison
9.
Which term describes a statement referring to a particular person's feeling, thought, judgment, belief, or estimation?
a)
Fact
b)
Opinion
c)
Observation
d)
Inference
10.
Which of the following best describes the negative affect that antibiotics have had on society?
a)
The extensive use of antibiotics has led to the evolution of resistant strains of bacteria.
b)
The extensive use of antibiotics has caused several forms of new cancers to develop.
c)
The use of antibiotics in consumer products has led to increased obesity in humans.
d)
The increased use of antibiotics caused an over-abundance of medical professionals.
11.
True or false: Plant cells have cytoplasm.
a)
True
b)
False
12.
What type of helix is a DNA strand?
a)
Triple Helix
b)
Double Helix
c)
Quadruple Helix
13.
How many chromosomes do you get from each parent?
a)
20
b)
46
c)
34
d)
23
14.
What is the largest organ in the human body?
a)
Heart
b)
Brain
c)
Liver
d)
Skin
15.
True or false: The lung is apart of the circulatory system.
a)
True
b)
False
16.
Which system is the femur from?
a)
Respiratory System
b)
Skeletal System
c)
Circulatory System
d)
Digestive System
17.
True or false: The frontal lobe controls cognitive abilities.
a)
True
b)
False
18.
Where is the spleen located?
a)
Next to the stomach
b)
In the left leg
c)
In the right arm
d)
Next to the brain
19.
What causes a plant to be green?
a)
Cell wall
b)
Nucleus
c)
Chloroplast
d)
Cytoplasm
20.
How much DNA differs from each human?
a)
1%
b)
0.01%
c)
2.33%
d)
10%
21.
Accurate estimates of the age of Earth were not possible until which of the following discoveries was made?
a)
Earth’s molten core cools at predictable and measurable rates.
b)
Radioactive decay occurs in certain elements at a constant rate.
c)
The oldest fossils are found in layers at the bottom of rock strata
d)
The shrinking diameter of the Sun can be used to infer the age of planets.
22.
The water cycle would not occur if which of the following were missing?
a)
Animals
b)
Ice caps
c)
Plants
d)
Solar energy
23.
A sheet of ice would float on a freshwater lake because ice...
a)
is more dense than water.
b)
is less dense than water.
c)
has less volume.
d)
has less mass.
24.
Greenhouse gases help keep Earth at a habitable temperature by...
a)
blocking the cold winds and ices originating in outer space.
b)
serving as essential nutrients for atmospheric phytoplankton.
c)
allowing only infrared light to reach Earth’s surface.
d)
retaining some of the Sun’s energy in our lower atmosphere.
25.
Weather patterns in the United States of America generally travel from the...
a)
North Pole toward the Equator
b)
Equator toward the North Pole
c)
west toward the east.
d)
east toward the west.
26.
Convection in the oceans and atmosphere is a result of the difference in...
a)
mass
b)
temperature
c)
weight
d)
volume
27.
When determining a region’s climate, the two main variables considered are the average
a)
precipitation and average air temperature.
b)
air temperature and the size of the region.
c)
wind speed and the types of animals present
d)
barometric pressure and the average precipitation.
28.
Which of the following statements best explains why it is warmer at the equator than the North Pole?
a)
The equator has more daylight hours per year than the North Pole.
b)
The equator has a larger area than the North Pole.
c)
The equator is closer to the Sun than the North pole.
d)
The equator receives more direct sunlight than the North Pole.
29.
Which of the following is the best estimate of the number of stars in a typical galaxy?
a)
Hundreds
b)
Thousands
c)
Billions
d)
Millions
30.
Planets orbit around
a)
comets.
b)
galaxies.
c)
nebula.
d)
stars.
31.
Which part of the earth is liquid?
a)
Crust
b)
Outer core
c)
Inner core
d)
Mantle
32.
In order for a lunar eclipse to occur, the moon must be in what phase?
a)
Full moon
b)
1st Quarter
c)
3rd Quarter
d)
New Moon
33.
What type of galaxy is the Milky Way?
a)
Elliptical
b)
Irregular
c)
Lenticular
d)
Spiral
34.
Which of the following allows humans on Earth to experience day and night?
a)
Revolution
b)
Orbit
c)
Rotation
d)
Axis
35.
What planet has the shortest orbit around the Sun?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
36.
Compared to other stars, the Sun is a
a)
medium-sized star.
b)
red giant.
c)
supernova.
d)
white dwarf.
37.
Describe why a solar eclipse occurs
a)
The moons goes in between the sun and earth blocking out the light.
b)
The earth goes in between the moon and sun blocking out the light.
c)
The sun goes dark.
d)
A comet goes between the sun and earth blocking out the sun.
38.
What type of rock forms when lava cools?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
d)
Transitional
39.
The process by which rocks are broken down by water, wind, or ice is
a)
mechanical weathering
b)
chemical weathering.
c)
biological weathering.
d)
structural weathering.
40.
The outer layer of the Earth that contains both the crust and the upper mantle, is called the
a)
core.
b)
hemisphere.
c)
asthenosphere.
d)
lithosphere
41.
What is the smallest unit of an element that still has the properties of that element?
a)
A molecule
b)
An electron
c)
A compound
d)
An atom
42.
Pure water is neutral and has a pH of 7. When lemon juice is added to water the pH will become lower than 7 and turns litmus paper red. Lemon juice is...
a)
a salt.
b)
an acid.
c)
a base.
d)
neutral.
43.
Which of the following describes the differences between solids and liquids?
a)
Both have a definite shape, but only solids have a definite volume.
b)
Both have a definite volume, but only liquids have a definite shape.
c)
Solids have a definite volume and shape, but liquids only have a definite volume.
d)
Liquids have a definite volume and shape, but solids only have a definite shape
44.
Which of the following is a chemical property of matter?
a)
Melting
b)
Magnetism
c)
Flammability
d)
Density
45.
When salt dissolves in water, the water is the...
a)
solvent.
b)
solute
c)
solubility.
d)
solution.
46.
Atoms of an element contain only one type of atom because they each contain the same number of...
a)
protons.
b)
electrons.
c)
neutrons.
d)
nucleons.
47.
If the Earth were twice as massive, then the gravitational force between it and the sun would be...
a)
four times as great
b)
the same.
c)
twice as great.
d)
half as great
48.
What part of the electromagnetic spectrum can be directly observed by humans?
a)
Visible light
b)
Radio waves
c)
Ultraviolet light
d)
Gamma rays
49.
The reason a fire truck’s siren sounds higher in pitch as it approaches you is because the truck pushes the sound waves together so that the sound wavelengths in front of the truck get shorter. This causes
a)
frequency to increase which increases the pitch.
b)
velocity to decrease which increases the frequency
c)
frequency to decrease which decreases the pitch.
d)
wavelengths to elongate increasing the pitch.
50.
Which wave requires a medium for transmission?
a)
Light
b)
Radio
c)
Infrared
d)
Sound
51.
Which of the following waves in the electromagnetic spectrum has the longest wavelength?
a)
Gamma waves
b)
Radio waves
c)
Infrared waves
d)
Visible light waves
52.
What are the vertical columns on the periodic table?
a)
Periods
b)
Groups
c)
Transition Metals
d)
Noble Gases
53.
If you place three ice cubes in a glass of water at room temperature, which of the following will occur?
a)
Energy from the water will transfer to the ice cubes, causing the ice to melt
b)
Cold from the ice cubes will transfer to the water, causing the water to freeze.
c)
Cold from the ice cubes will transfer to the water, causing the water to freeze.
d)
Cold is transferred from the ice/water mixture to the air, causing the air to cool.
54.
A pot is made out of aluminum, but its handle is plastic. Why are these materials used in this way?
a)
Aluminum is a conductor of heat, which allows the pot’s temperature to increase rapidly, while plastic is a heat insulator, preventing rapid heat transfer and keeping the handle cool.
b)
Plastic is a heat conductor, which allows heat to move quickly out of the handle, keeping the handle cool, while aluminum is a heat insulator that holds the heat within the pot.
c)
Both aluminum and plastic are heat conductors that allow heat to be transferred throughout the pot.
d)
Both aluminum and plastic are heat insulators that keep the heat contained within the pot.
55.
There are two bright stars in a constellation. One of the stars appears blue. The other star appears red. Which of the following is the best explanation for the difference in the stars’ color?
a)
The blue star must have a smaller mass compared to the red star.
b)
The blue star must have a larger size compared to the red star
c)
The blue star must have a greater surface temperature compared to the red star
d)
The blue star must be moving toward the Earth and the red star away from Earth.
56.
A horse is walking at a constant speed of 2 m/s. How far will the horse travel in thirty minutes?
a)
15 m
b)
60 m
c)
1800 m
d)
3600 m
57.
A girl riding on a skateboard at 3 m/s suddenly hits the curb. The girl will fall...
a)
backward with a speed greater than 3 m/s
b)
forward with a speed greater than 3 m/s.
c)
backward at a speed equal to 3 m/s.
d)
forward at a speed equal to 3 m/s.
58.
How does decreasing the number of turns in the coil of wire affect the strength of the magnetic field of the electromagnet?
a)
It does not change.
b)
It becomes stronger.
c)
It becomes weaker.
d)
It disappears.
59.
An oxygen atom has 8 protons, 8 neutrons and 8 electrons. If the oxygen atom gains two electrons to form an oxygen ion, what will be the magnitude and sign of the charge?
a)
-2
b)
+2
c)
-8
d)
+8
60.
What are the horizontal columns called on the periodic table?
a)
Groups
b)
Periods
c)
Alkali metals
d)
atomic number
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