MST Review Question Preview (ID: 18775)
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Which of these describes a chemical change in matter?
a) Wax melts.
b) Paper burns.
c) Rocks break.
d) Copper shines.
Which of these is the best example of potential energy?
a) a ball rolling on a soccer field
b) a boulder sitting on top of a steep hill
c) a marble at rest on the fl oor
d) a person riding a bicycle on a fl at surface
The Blue Ridge Mountains form part of the eastern Appalachian Mountains. How were these mountains most likely formed?
a) Earthquakes caused rocks to form piles.
b) Large moving earth plates ran into one another.
c) Wind blew sediments into clumps.
d) Rivers wore away rock, leaving peaks.
Which planet is the largest in our solar system?
a) Mars
b) Earth
c) Jupiter
d) Saturn
A student looks for the Big Dipper constellation in the night sky. Which tool best helps the student identify this constellation?
a) star chart
b) microscope
c) binoculars
d) globe
Which organism obtains energy in the same way as a tree?
a) lizard
b) field mouse
c) grass
d) jackrabbit
Which of these is an inherited trait?
a) braided hair
b) pierced ears
c) ability to read
d) eye color
An ecosystem of forests was destroyed and replaced with a large shopping mall. Predict how this will most likely affect the environment of the area.
a) result in habitat destruction
b) provide more wildlife habitats
c) cause an increase in the number of species
d) cause a decrease in human population
Which process do plants use to make the energy they need?
a) symbiosis
b) respiration
c) pollination
d) photosynthesis
What is the role of the nucleus in a plant or animal cell?
a) controls what enters and leaves the cell
b) stores nutrients for the cell
c) produces food for the cell
d) controls the activities of the cell
The development of the microscope made it possible for people to
a) measure the force of gravity
b) view the planets in the solar system.
c) explain the types of heat transfer.
d) view the small structures inside cells.
In situations in which there is no direct contact, what causes objects to be attracted to Earth?
a) electric force
b) magnetic force
c) friction
d) gravity
A pencil falls off a desk. What pulls the pencil toward the floor?
a) magnetism
b) potential energy
c) kinetic energy
d) gravity
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