NEW
Font size
S
M
L
XL
WorksheetsScience Review/Prep
Total questions: 23
Worksheet time: 42mins
Name
Class
Date
1.
Which question about the Allegheny River can best be answered through scientific inquiry?
a)
How many species of fishes are present in this river?
b)
Will this river be a fun place to visit?
c)
Will fishing be a popular sport in five years?
d)
How much money should be spent to manage this river?
2.
Which statement explains a long-term health effect of vaccinating people for a disease like influenza or malaria?
a)
The disease would be completely eliminated.
b)
The risk of contracting the disease would be reduced.
c)
Body cells would mutate to produce a new disease strain.
d)
Vaccinated individuals would become carriers of the disease.
3.
Which of the following describes one way scientists use seismographs?
a)
to view distant stars and planet
b)
to measure the masses of objects
c)
to help record atmospheric temperature changes
d)
to help determine the composition of Earth's interior
4.
Which statement best describes a dominant gene?
a)
It is the gene that produces mutations.
b)
It is the gene that produces desirable traits.
c)
It is the gene that masks a recessive gene.
d)
It is the gene that is masked by the recessive gene.
5.
Which statement describes how recycling aluminum cans positively affects the environment?
a)
Recycling uses energy.
b)
Recycling makes solid waste.
c)
Recycling conserves mineral resources.
d)
Recycling produces air pollution.
6.
Which energy source can be described as having the GREATEST impact on Earth's living environments?
a)
the Sun
b)
Geothermal
c)
Moving Water
d)
Moving Air
7.
Which statement describes two factors that have the GREATEST influence on tides?
a)
the Earth revolves around the Sun once each year, and the gravity of the Earth causes the bulge.
b)
Earth revolves around the Sun once each day, and the gravity of the Sun causes the bulge.
c)
Earth rotates on it's axis once each day, and the gravity of the Moon causes the oceans to bulge.
d)
Earth rotates on it's axis once each year, and the gravity of the Moon causes the bulge.
8.
Which physical property causes clouds to form from water vapor in the air?
a)
Sublimation
b)
Condensation
c)
Distillation
d)
Evaporation
9.
Which of these would be different for an object if measured on the Earth and on the moon?
a)
Weight
b)
Mass
c)
Density
d)
Volume
10.
Which of the following could best be used to demonstrate energy being transformed from electricity to heat?
a)
A magnifying glass
b)
A triple beam balance
c)
A gas oven
d)
A toaster
11.
A student determined the mass and volume of a gold ring. What physical property of the gold can be determined using these two measurements?
a)
Its reactivity
b)
Its expansion rate
c)
Its density
d)
Its melting point
12.
What type of characteristics can be inherited?
a)
Those produced by diet
b)
Those caused by accidents
c)
Those controlled by genes
d)
Those produced by exercise
13.
Which of these best shows that calcium is different from all other elements?
a)
Its positive electrical charge
b)
Its presence in milk
c)
Its ability to combine with oxygen
d)
Its number of protons
14.
The physical expression of a trait in an organism is known as the:
a)
genotype
b)
double helix
c)
phenotype
d)
chromosome
15.
Which of these belongs in the outermost shell (energy level) of an atom?
a)
Neutrons
b)
Photons
c)
Electrons
d)
Protons
16.
Which of the following is an example of potential energy?
a)
A battery powering a radio
b)
A glass jar sitting on a self
c)
A flag waving in the wind
d)
A ball rolling along a sidewalk
17.
Which of these best describes the particle motion taking place as Carbon Dioxide gas is exposed to freezing temperatures?
a)
The motion of the particles is unchanged
b)
The particles decrease in speed
c)
The motion of the particles become random
d)
The particles move with more force
18.
Physical and chemical weathering processes are responsible for breaking down rocks. Which of these is an example of chemical weathering by water?
a)
Moss collects and grows on the surface of rocks
b)
Water freezes in rock cracks and causes the rock to split
c)
Mineral crystals form as water evaporates from rocks
d)
Limestone reacts with acid rain and dissolves
19.
During a biology class, Lukas, Ashton, and Zahra are observing different animals at the aquarium. They notice frogs, squid, snails, and jellyfish. Which characteristic helps Lukas and his friends classify frogs into a different phylum from squid, snails, and jellyfish?
a)
Frogs breathe oxygen
b)
Frogs have backbones
c)
Frogs live on land
d)
Frogs are predators
20.
Which of the following is used to measure the mass of an object?
a)
Graduated Cylinder
b)
Metric Ruler
c)
Balance
d)
Barometer
21.
What features do all insects have?
a)
2 legs and 4 body parts
b)
4 legs and 2 body parts
c)
6 legs and 3 body parts
d)
8 legs and 3 body parts
22.
Maria collected the gas given off by a glowing piece of charcoal. The Gas was then bubbled through a small amount of colorless limewater. Part of Maria's report stated, "After the gas was put into the jar, the limewater gradually changed to a milky white color." This statement is
a)
An observation
b)
A conclusion
c)
A generalization
d)
A hypothesis
23.
If a neutral atom loses an electron, what is formed?
a)
a gas
b)
an ion
c)
an acid
d)
a molecule
Reset
