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Review Science Questions 6th Grade
Test Description: Science Review questions
Instructions: Answer all questions to get your test result.
1) Mass is
A
How much space something takes up
B
How much matter or stuff is inside
C
How close the molecule are for its size
D
How heavy something is
2) Volume is
A
How heavy something is
B
How much mass is in something for its size.
C
How much space something takes up
D
HOw much matter or stuff is inside something
3) In order for photosynthesis to occur, plants need all of the following
A
water, sunlight, glucose and oxygen
B
water, sunlight and oxygen
C
carbon dioxide, water and glucose
D
carbon dioxide, water, and sunlight
4) When plants turn towards the light coming from the window, this is called
A
hydrotropism
B
phototropism
C
thigmatropism
D
photosynthesis
5) The solid part of the Earth's crust is called
A
atmosphere
B
lithosphere
C
asthenosphere
D
hydrosphere
6) What causes the Earth's plates to move?
A
Magnetic field
B
Rotation of the Earth
C
Convection of the Earth's mantle
D
Gravity
7) Earth is composed of four layers. Many scientists believe that as Earth cooled, the denser materials sank to the center and the less dense materials rose to the top. The least dense layer is the
A
Crust
B
Mantle
C
Outer core
D
Inner core
8) Which of these is the most responsible for the changes of the seasons on Earth?
A
TIlt of the Earth on it's axis
B
Position of the Moon
C
Temperature of the Sun
D
Distance to Mars
9) Where does reproduction in flowering plants occur?
A
Leaves
B
Flower
C
Roots
D
Stem
10) Which of these will transmit sound the fastest?
A
Water in a pool
B
empty space
C
Air in a balloon
D
a metal rod
11) Which of these only lists insulators?
A
wood, cotton, water, gold
B
glass, copper, wood
C
cotton, styrofoam, plastic
D
silver, wood, cotton
12) Which of these is an important part of how most soil forms?
A
pressure building within the Earth
B
magma rising inside a volcano
C
Sun hitting the crust
D
weathering of rocks
13) Jan puts ice into a hot cup of tea. Which explains how the energy correctly travels?
A
The ice and the tea have no effect on one another
B
The coldness from the ice cools down the tea
C
The heat from the tea melts the ice
D
the ice and tea equally affect one another
14) Which of the following defines wavelength?
A
The height of a wave
B
The distance a wave travels in a given amount of time
C
The distance between crests of adjacent waves
D
The number of times a wave occurs in a given time
15) What will likely happen to a species that cannot adapt to changing environmental conditions?
A
it will make it's own environment
B
It will seek help from another organism
C
it will thrive in any new condition
D
it will not survive
16) ______________ is the heat transfer between materials that are touching; ___________ is heat transfer through empty space; and _____________ is heat transfer by the movement of warm particles.
A
convection, radiation,conduction
B
conduction, convection, radiation
C
radiation, conduction, convection
D
conduction, radiation, convection
17) Which can be a component of soil?
A
weathered Rock
B
all of these are
C
Dead organic matter
D
air
18) George has a large piece of and splits it into three equal parts. How do the densities of the smaller parts compare to the original sample?
A
The density has doubled
B
They are three times as dense
C
The densities are the same
D
They are one third the density
19) Which of these shows a chemical change in matter?
A
crushing a soda can
B
melting chocolate chips
C
baking a cake in the oven
D
Dissolving sugar in water
20) The purpose of the Apollo space missions was to
A
get a man onto the moon
B
get a man into space before the Russians
C
Learn about all the planets in our solar system
D
get a man into orbit around the Earth
*select an answer for all questions
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