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6th Grade Science Final Exam Review

Total questions: 32

Worksheet time: 16mins

Name
Class
Date
1.

Volcanoes are most likely to form

a)

where tectonic plates come together

b)

in the middle of continental plates

c)

in India

2.
Some changes of matter from one state to another are:
a)
Solid and liquid
b)
Gas and solid
c)
solid, liquid and gas
d)
Solid
3.

Cause:

Effect: the night sky looks different from night to night viewed from the same location

a)

the Universe is expanding

b)

Earth moves in its orbit around the Sun

4.

What change occurs when a liquid evaporates?

a)

The particles absorb heat and get closer together.

b)

The particles absorb heat and spread farther apart.

c)

The particles release heat and get closer together.

d)

The particles release heat and spread farther apart.

5.

Sam found two pieces of pure silver on two different continents and melted them. Why did the two pieces of pure silver have the same melting point?

a)

Silver is a metal with high conductivity.

b)

The melting point of all metals is the same.

c)

Silver is composed of the same types of atoms.

d)

The melting point of all natural minerals is the same.

6.

What is the best way to determine if a sample is pure gold?

a)

compare the color of the sample with a sample of pure gold

b)

compare the luster of the sample with a sample of pure gold

c)

compare the volume of the sample with a sample of pure gold

d)

compare the melting point of the sample with a sample of pure gold

7.

How does a 5-g sample of pure gold compare to a 50-g sample of pure gold?

a)

They have the same melting point but different masses.

b)

They have the same volume but different melting points.

c)

They have the same volume but different boiling points.

d)

They have the same mass but different boiling points.

8.

Which best describes a characteristic of both copper and oxygen at room temperature?

a)

They are both gases.

b)

They are both metals.

c)

They both rust over time.

d)

They both contain unique atoms.

9.

Why does the smell of food spread as its temperature is increased during cooking?

a)

The food becomes more solid.

b)

The food releases more gases.

c)

The food produces less energy.

d)

The food causes less convection.

10.

A student has two identical boxes. The student fills one box with bundled newspapers and the second box with shredded paper. Which statement about the boxes is most accurate?

a)

The masses of the boxes are the same.

b)

The volumes of the boxes are the same.

c)

The full boxes have the same densities.

d)

The full boxes contain the same amount of paper.

11.
When two tectonic plates are moving away from each other, the boundary between them is called...
a)
Divergent boundary
b)
Convergent boundary
c)
Transform boundary
d)
Subduction
12.
Which layer is the thinnest, least dense and most brittle?
a)
Mantle
b)
Inner Core
c)
Crust
d)
Outer Core
13.

According to scientific data, which layer of Earth is the thickest?

a)

Crust

b)

Inner core

c)

Mantle

d)

Outer Core

14.
Which type of rock is made by small bits of rock, mud, or sand compacted and cemented together?
a)
Coal
b)
igneous
c)
metamorphic
d)
sedimentary
15.

Which type of rock is made from lava or magma cooling?

a)

igneous

b)

sedimentary

c)

metamorphic

16.
Anything that has mass and takes up space.
a)
volume
b)
matter
c)
solid
d)
temperature
17.
A change in which the form or shape of a substance changes but the chemical makeup of the substance remains the same.
a)
chemical change
b)
reaction
c)
physical change
d)
solution
18.
A change in one or more substances, caused by a reaction, that forms new and different substances.
a)
mixture
b)
physical change
c)
element
d)
chemical change
19.
Waves transfer
a)
water. 
b)
wind. 
c)
energy. 
d)
particles. 
20.
Sound travels as a ___________ wave. 
a)
longitudinal
b)
transverse
c)
water
d)
slinky
21.
If you see an object as orange,
a)
it is absorbing orange light and reflecting all other colors. 
b)
it is reflecting all colors. 
c)
it is absorbing all colors. 
d)
it is reflecting orange light and absorbing all other colors. 
22.
The direction in which a transverse wave travels is______
a)
the same direction as the disturbance
b)
toward the disturbance
c)
from the disturbance downward
d)
at right angles to the disturbance
23.
Which statement best defines a wave medium?
a)
the material through which a wave travels
b)
a point halfway between the crest and trough
c)
the distance from one wave crest to the next
d)
the speed at which waves travel in water
24.
Sound waves have the best quality when traveling through a ___.
a)
solid
b)
liquid
c)
gas
d)
tornado
25.
Sound waves have the fastest speed when traveling through a ___.
a)
solid
b)
liquid
c)
gas
d)
tornado
26.

Most geologists think that the movement of Earth's plates is caused by

a)

conduction

b)

earthquakes

c)

convection currents in the mantle

d)

Earth's magnetic field

27.
What is the best explanation for an energy pyramid?
a)
It shows the FLOW of energy from one organism to the next. 
b)
It shows HOW much energy flows through a food web
c)
It shows the MEMBERS in a single organism
28.
What is a producer?
a)
an organism that gets energy from eating other organisms
b)
an organisms that uses sunlight to make its own food
c)
an organism that gets energy from eating dead organisms, non-living material or waste
d)
an organism that uses chemical energy to make its own food
29.
All energy transformations in an ecosystem begin with
a)
a scavenger
b)
the sun
c)
a decomposer
d)
a herbivore
30.

Which letter in the diagram identifies the layer of Earth made up of solid nickel and iron?

a)

layer A

b)

layer B

c)

layer C

d)

layer D

31.
Which layer of Earth has the GREATEST density?
a)
crust
b)
mantle
c)
outer core
d)
inner core
32.
Which statement about atoms is true?
a)
They are all the same
b)
All substances are made of just one kind
c)
You can see them with your eyes
d)
They are too small to be seen with an ordinary microscope

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