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Science Spring Term Revision Practice

Total questions: 86

Worksheet time: 43mins

Name
Class
Date
1.

________________ is done whenever a force moves an object a distance.

a)

Load

b)

Friction

c)

Force

d)

Work

2.

How can simple machines make work easier?

a)

by decreasing the force needed to complete the task

b)

by increasing the friction between the machine and the object

c)

by adding more work on the object than originally applied

d)

by removing the force of gravity on the object

3.

Simple machines can make work easier by reducing the input force needed to move an object. However, there is a trade off for decreased input. What is the trade off?

a)

The distance the object is moved is increased.

b)

The distance the object is moved is decreased.

c)

The amount of work is increased.

d)

The amount of work is decreased.

4.

A doorknob is an example of a _______.

a)

wheel and axle

b)

inclined plane

c)

pulley

d)

wedge

5.
Which type simple machine would the base of a light bulb be?
a)
screw
b)
wedge
c)
wheel and axle
d)
pulley
6.

An example of a lever is a ________.

a)

doorstop

b)

drill

c)

staircase

d)

hammer

7.

The fixed point around which a lever rotates is know as the

a)

wheel.

b)

fulcrum.

c)

input force.

d)

output force.

8.

A simple machine that splits an object apart is a _______.

a)

inclined plane

b)

fulcrum

c)

wedge

d)

lever

9.

A ramp is an example of a(n) _______.

a)

inclined plane

b)

fulcrum

c)

force

d)

lever

10.

Which simple machine would be the MOST efficient for lifting an object 30 meters off the ground?

a)

pulley

b)

screw

c)

wedge

d)

lever

11.

A doorknob is a simple machine made up of 2 circular objects of different sizes. When turning a doorknob, what type of simple machine is being used?

a)

inclined plane

b)

wheel and axle

c)

wedge

d)

pulley

12.

The bow or front of a boat splits the water as the boat moves. What kind of simple machine would the bow of the boat be?

a)

wedge

b)

screw

c)

ramp

d)

lever

13.

Using the back of a hammer makes it much easier to remove a nail from a wooden board. What kind of simple machine would the hammer be classified as if you are using it for this purpose?

a)

Wedge

b)

Lever

c)

Pullye

d)

Inclined Plane

14.

Which of the following is NOT an example of the simple machine know as a screw?

a)

the lid of a jar

b)

a bolt

c)

a drill bit

d)

a crowbar

15.

Which of the following is NOT one of the things a machine can do?

a)

Changes the amount of force required.

b)

Changes the distance over which the force is exerted.

c)

Changes the direction of the force.

d)

Changes the amount of work done.

16.

Workers push a heavy box up an inclined plane and onto a moving truck. Which best explains why these workers use an inclined plane?

a)

It makes their work easier because it requires less effort.

b)

It decreases the amount of work they have to do.

c)

It increases the amount of friction necessary to do the task.

d)

It makes the box weigh less.

17.

What is the formula needed to solve for work?

a)

w = f/d

b)

w = f*d

c)

w = f+d

18.

If you push a cart with a force of 60 N for 2 m, how much work have you done?

a)

120 J

b)

30 J

c)

120 N

d)

30 N

19.

Two people shove on a wall with 100 N of force. The wall does not move. How much work have they done?

a)

100J

b)

100N

c)

0J

d)

0N

20.

A 100 Newton force is applied to move a 15 kg object a distance of 5 meters. How much work is done?

a)
20 Joules
b)
75 Joules
c)
500 Joules
d)

1500 Joules

21.

What are the 3 R's?

a)

Reduce, Recycle, Remake

b)

Right, Reason, Reduce

c)

Reduce, Reuse, Recycle

d)

Restore, Reuse, Remake

22.

Which one is made of PAPER?

a)

Magazine

b)

Bucket

c)

Jar

d)

Knife

23.

Which one is made of PLASTIC?

a)

Books

b)

Soda Can

c)

Milk Box

d)

Pet Bottle

24.

Which one is made of METAL?

a)

Newspaper

b)

Fork

c)

Toy Blocks

d)

Clothes

25.

Which one is ORGANIC TRASH?

a)

Banana peel

b)

Jars

c)

Cans

d)

Papers

26.

Which one is E-WASTE?

a)

T-shirts

b)

Fruit Seeds

c)

Bottles

d)

Cellphones

27.

Which one is REUSABLE?

a)

Plastic Bag

b)

Eco Bag

c)

Paper Bag

28.

Which one is REUSED?

a)
b)
c)
d)
29.
What does endangered mean?
a)
gone forever
b)
very few of its kind left
c)
find a new home
d)
break down of dead plants
30.
Smog is what kinds of pollution?
a)
recycle
b)
water pollution
c)
land pollution
d)
air pollution
31.
Where is pollution found on Earth?
a)
in water and land
b)
only in air
c)
in air, land and water
d)
in air and water
32.
What type of pollution is caused by a bus, car or truck?
a)
air pollution
b)
land pollution
c)
water pollution
d)
garbage pollution
33.
What is one way trash and litter hurt wildlife?
a)
trash blows on their homes and make it messy
b)
animals can't smell the other animals they are looking for
c)
animals try to eat plastic and choke on them
d)
animals don't like to clean up the trash
34.
Which one can NOT be recycled?
a)
batteries
b)
Ms. Garris' favorite book
c)
plastic bottles
d)
coke cans
35.
How can one person help conserve energy?
a)
ride a bike to the store
b)
use an elevator instead of using the stairs
c)
leave the water on while you brush your teeth and use hot water
d)
drive a big car with no passengers
36.
Choose the option which a truly environmentally friendly person does.
What's the last thing you do before you leave the house?
a)
Turn off my computer... that's about it.
b)
Check to make sure I have my cell and iPod.
c)
Turn off all the lights in the house.
d)
Turn on the TV so it looks like someone's home, just in case a thief tries to break in!
37.

What do people in your country do ............the environment?

a)

recycle

b)

damage

c)

save

d)

waste

38.

Do you ...........plastic bags at home?

a)

pollute

b)

recycle

c)

throw away

39.

What do people in your country do ............the environment?

a)

recycle

b)

damage

c)

save

d)

waste

40.

Rain washing soil away from a hillside is an example of

a)

Abrasion

b)

Erosion

c)

Deposition

d)

Weathering

41.

carries away materials

a)

Erosion

b)

Deposition

c)

Weathering

d)

Rock Cycle

42.

The process of sediment being dropped off in a new place is called

a)

Abrasion

b)

Erosion

c)

Deposition

d)

Weathering

43.

A delta is an example of

a)

Erosion

b)

Weathering

c)

Sediment

d)

Deposition

44.

Sea caves are coastal landform made by

a)

Erosion

b)

Deposition

45.
Muddy water being carried away by a fast-moving river
a)
Weathering
b)
Erosion
c)
Deposition 
46.

Small, broken down pieces of rock are called

a)

sedimentary rock

b)

sediment

c)

smaller rocks

d)

crumbs

47.
Waves wash sand onto land until a beach is formed
a)
Mechanical Weathering
b)
Chemical Weathering
c)
Erosion
d)
Deposition
48.
What occurs when water flows or collects over land that is usually dry.
a)
dam
b)
flood
c)
floodway
d)
levee
49.
What is a wall along the banks of a river or other body of water that serves to keep water behind it?
a)
flood
b)
floodway
c)
levee
d)
reserboir
50.

How are dams and levees alike?

a)

both control floods

b)

both control weathering

c)

bath are natural barriers

d)

both prevent coastal erosion

51.

When deposits build up in a harbour or lake, they need to be removed. This process is called...

a)

dredging

b)

dodging

c)

delta

d)

digging

52.
The color of a mineral in powder form is called the mineral's 
a)
hardness
b)
specific gravity
c)
luster
d)
streak
53.
How light reflects off of a mineral is called the mineral's 
a)
luster
b)
streak
c)
cleavage
d)
fracture
54.
Why is coal not a mineral?
a)
It's not a solid
b)
It is man-made
c)
It is not inorganic
d)
It is made of carbon
55.
Diamond has a hardness of ___ on Mohs Hardness Scale.
a)
1
b)
5
c)
8
d)
10
56.
By definition, a mineral has which of the following characteristic(s)?
a)
definite chemical composition
b)
crystal structure
c)
naturally occuring
d)
all of the above
57.
By definition, a mineral has which of the following characteristic(s)?
a)
definite chemical composition
b)
crystal structure
c)
naturally occuring
d)
all of the above
58.

What type of property test is a mineralogist conducting when she rubs a mineral over a mirror, tile, or hard surface?

a)

Streak Test

b)

Luster Test

c)

Appearance Test

d)

Cracking Test

59.
What are the 3 major types of rocks?
a)
Igneous, Metamorphic, Sedimentary
b)
Metamorphic, Igneous, Cementation
c)
Brown, Red, Gray
d)
Streak, Hardness, Breakage
60.

Rocks formed by heat and pressure beneath the Earth's surface are...

a)

igneous

b)

metamorphic

c)

sedimentary

d)

magma

61.

Two types of igneous rocks are:

a)

Interior and exterior

b)

Intrusive and extrusive

c)

Inside and outside

d)

Enter and exit

62.
A solid material that is made up of one or more minerals.
a)
mineral
b)
rock
c)
fossil
d)
soil
63.
Rock formed from materials that have settles into layers from weathering
a)
igneous rock
b)
sedimentary rock
c)
metamorphic rock
64.
An object that is solid, formed in nature, and has never been alive
a)
sand castle
b)
mineral
c)
plant
65.
What is the small broken down pieces of rock called?
a)
dirt
b)
grime
c)
sediment
d)
popcorn
66.
A shiny material is described as having a __________________ luster
a)
metallic
b)
nonmetallic
67.
What is the LEAST useful way to identify a mineral?
a)
luster
b)
streak
c)
color
d)
density
68.
When sediments are pressed together tightly, this is called ____________.
a)
Compaction
b)
Cementation
c)
Weathering
d)
Erosion
69.
The process by which metamorphic rocks are formed...
a)
heat and pressure
b)
erosion and deposition
c)
melting and cooling
70.
This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
71.
The color of a mineral in powder form is called the mineral's 
a)
hardness
b)
specific gravity
c)
luster
d)
streak
72.
How light reflects off of a mineral is called the mineral's 
a)
luster
b)
streak
c)
cleavage
d)
fracture
73.
Why is coal not a mineral?
a)
It's not a solid
b)
It is man-made
c)
It is not inorganic
d)
It is made of carbon
74.
What mineral is salt?
a)
quartz
b)
sulfur
c)
halite
d)
calcite
75.
A naturally occurring, inorganic solid with a crystal structure and a definite chemical composition is referring to
a)
density
b)
streak
c)
mineral
d)
non silicate mineral
76.
The solid, geometric form of a mineral produced by a repeating pattern of atoms
a)
crystal
b)
density
c)
element
d)
fracture 
77.
What mineral is the softest mineral on Moh's Hardness Scale and the main ingredient in baby powder?
a)
feldspar
b)
talc
c)
gypsum
d)
kaolinite
78.
Which mineral smells like rotten eggs?
a)
talc
b)
sulfer
c)
mica
d)
pyrite
79.
Which mineral smells like rotten eggs?
a)
talc
b)
sulfer
c)
mica
d)
pyrite
80.
The mineral halite is formed by 
a)
hot water solutions
b)
cooling of magma
c)
cooling of lava
d)
evaporation
81.
A rock which contains a useful mineral is call a/an
a)
gem
b)
quarry
c)
ore
d)
alloy
82.
A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?
a)
Fracture
b)
Cleavage
c)
Glassy
d)
Waxy
83.
A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?
a)
Fracture
b)
Cleavage
c)
Glassy
d)
Waxy
84.
Which mineral property is being shown here?
a)
luster
b)
hardness
c)
cleavage
d)
streak
85.
Scientists test for the hardness of a mineral by doing which of the following?
a)
Measuring the mass of the mineral, and comparing it against other minerals
b)
Observing how light reflects off the mineral and how the mineral looks as a result
c)
Observing the color of a mineral and comparing it against other minerals
d)
Scratching the mineral against other substances of known hardness
86.
Refer to the Mohs Hardness Scale. A mineral with a hardness of 7 can scratch -
a)
orthoclase feldspar, but cannot scratch talc
b)
calcite, but cannot scratch apatite.
c)
topaz, but cannot scratch fluorite
d)
gypsum, but cannot scratch corundum

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