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Grade 6 Science Review

Total questions: 35

Worksheet time: 34mins

Name
Class
Date
1.
Earth's ________ on its axis causes day and night.
a)
rotation
b)
revolution
c)
phase
d)
comet
2.
The moon is a natural  ______ of Earth.
a)
comet
b)
axis
c)
satellite
d)
space probe
3.
Why does Earth have different seasons? 
a)
because of the distance between Earth and the sun 
b)
because of the speed of Earth as it rotates on its axis 
c)
because of the amount of light blocked by the moon on its axis 
d)
because of the tilt of Earth on its axis as it moves around the sun 
4.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
5.
How many days does it take the Earth to revolve around the Sun?
a)
30 days
b)
365 days
c)
 100 days
d)
40 days
6.
Which of the following is an accurate model of how the Sun, Earth, and Moon move?
a)
Sun and moon orbit Earth
b)
Earth and moon orbit Sun
c)
Earth orbit's the Sun and the moon orbits Earth
d)
Earth and sun orbit moon
7.
In which phase of the Moon are you not able to see any of the Moon?
a)
New Moon
b)
Gibbous Moon
c)
Last Quarter Moon
d)
Crescent Moon
8.
What keeps the planets in orbit around the Sun?
a)
distance
b)
gravity
c)
shape
d)
light
9.

A student conducts an investigation about the basic needs of a plant. She gives three plants different amounts of water and the same amount of soil and light. The student measures the growth of the plants. What is the manipulated variable in this investigation?

a)

the amount of soil

b)

the amount of light

c)

the amount of water

d)

the amount of growth

10.

Scientists can find out what an animal may have eaten in the past by studying what evidence?

a)

Fossil's of the animal's bones

b)

Fossil's of the animal's tracks

c)

Fossils of the animal's droppings

d)

Fossils of the animal's burrows

11.

What is an abiotic factor that plants use to grow?

a)

Bacteria

b)

Leaves

c)

Water

d)

Animals

12.
The chart gives the physical properties of copper.  How does the density of a 4g sample compare to that of a 12g sample?
a)
The density is one-half the density of the 12g sample.
b)
The densities are the same.
c)
It is twice as dense as the 12g sample.
d)
It is 3 times as dense as the 12g sample.
13.
Which is the basic composition of Earth’s core? 
a)
The solid inner core is surrounded by a liquid outer core. 
b)
The liquid inner core is surrounded by a solid outer core. 
c)
Both the inner core and the outer core are solid. 
d)
Both the inner core and the outer core are liquid. 
14.
Which best explains the movement of tectonic plates?
a)
They move several miles each year because of convection within Earth. 
b)
They move several centimeters each year because of convection within  Earth. 
c)
They move several feet each year because of convection within Earth. 
d)
They move several kilometers each year because of convection within Earth. 
15.
How does sound usually travel? 
a)
An object vibrates, and those vibrations travel through the air in one  direction as transverse waves. 
b)
An object vibrates, and those vibrations carry air in one direction as  longitudinal waves. 
c)
An object vibrates, and those vibrations carry air in all directions as  transverse waves. 
d)
An object vibrates, and those vibrations travel through the air in all  directions as longitudinal waves. 
16.
This is a wave pattern diagram for two transverse waves.  How do the waves compare? 
a)
Both waves have the same frequency.
b)
Both waves have the same wavelength. 
c)
Wave 1 has a longer wavelength than Wave 2. 
d)
Wave 1 has a higher frequency than Wave 2. 
17.
Why does sound travel faster through a solid object than in the air? 
a)
The atoms in the solid object are farther apart than the atoms in the air. 
b)
The atoms in the solid object are closer together than the atoms in the air. 
c)
The atoms are smaller in the solid object than the atoms in the air. 
d)
The atoms are larger in the solid object than the atoms in the air. 
18.
This table lists the density of four different substances.  If water has a density of 1.0 g/cm3, which substance will float on the surface of water? 
a)
Substance W, because it is less dense than water 
b)
Substance X, because it is more dense than water 
c)
Substance Y, because it is more dense than water 
d)
Substance Z, because it is less dense than water 
19.
This type of cell needs a cell wall and chloroplasts
a)
Plant cell
b)
Animal Cell
c)
Bacteria
20.
Which of the following is NOT a cell theory.
a)
All non-living things are made of cells
b)
All cells come from pre-existing cells
c)
Cells are the basic unit of structure and function of all living things
21.
The powerhouse of the cell is the...It converts energy from food into energy the cell can use
a)
Mitochondrion
b)
Golgi body
c)
Nucleus
d)
Ribosomes
22.
Plants perform photosynthesis through this organelle.  It captures energy from the sun and uses it to produce food for the cell.
a)
Chlorophyll
b)
Chloroplasts
c)
Mitochondria
d)
Golgi Apparatus
23.
Tiny cell structures that carry out specific functions within the cell.
a)
membranes
b)
nucleus
c)
organelles
d)
animalicules
24.

In which layer does convection occur?

a)

a. Core

b)

b. Mantle

c)

c. Crust

d)

d. Ozone

25.

A shadow forms from perfect alignment of the moon between the Sun and the Earth. What is most likely occurring?

a)

a. A lunar eclipse

b)

b. A solar eclipse

c)

c. A season

d)

d. an orbit

26.

Which of the following are examples of fossil fuels?

a)

coal

b)

natural gas

c)

petroleum

d)

sun

e)

wind

27.
According to Wegener's hypothesis of continental drift,
a)
Earth's surface is made up of seven major landmasses
b)
the continents DO NOT move.
c)
Earth is slowly cooling and shrinking.
d)
the continents were once joined together in a single landmass
28.
The way that heat moves in flowing liquids and gases is called _______.
a)
convection
b)
radiation
c)
conduction
d)
temperature
29.

the measure of the amount of matter in an object

a)

mass

b)

volume

c)

temperature

d)

length

30.

The standard metric unit of measurement for distance or length

a)

foot

b)

meter

c)

yard

d)

mile

31.

The standard metric unit of measurement for mass

a)

gram

b)

ounce

c)

pound

d)

milligram

32.

The process of gathering information using your senses

a)

hypothesis

b)

theory

c)

law

d)

observation

33.

What tool do you use to measure mass?

a)

graduated cylinder

b)

beaker

c)

thermometer

d)

triple beam balance

34.

When finding the volume of an irregular shaped object, you can use this method...

a)

dissolving salt into water

b)

water displacement

c)

separating mixtures

d)

use a meter stick

35.
A light year is a unit of
a)
time
b)
distance 
c)
mass
d)
density 

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