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Worksheets

Review Mid Year

Total questions: 78

Worksheet time: 58mins

Name
Class
Date
1.

flammability of a substance

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

2.

freezing point

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

3.

boiling water

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

4.

What is a substance made of two or more elements that are chemically combined called?

a)

A. element

b)

B. compound

c)

C. mixture

d)

D. solution

5.

Is salt (NaCI) a compound or an element?

a)

Compound

b)

element

6.

What is the definition of a compound?

a)

The smallest part of any substance which can exist on its own

b)

Two or more atoms chemically joined together (can be the same or can be different)

c)

A simple substance in which all the atoms are identical

d)

Two or more different elements chemically joined together

7.
All matter is made of .....
a)
energy 
b)
atoms 
c)
air
d)
chemistry
8.

Two or more physically combined substances form

a)

a compound.

b)

an acid.

c)

an element.

d)

a mixture.

9.

A substance that contains only one type of atom is a(n)

a)

compound

b)

element

c)

heterogeneous mixture

d)

homogeneous mixture

10.

A compound is made of ________ atoms.

a)

big

b)

similar

c)

different

11.
Carbon Dioxide is a ______ 
a)
compound 
b)
element 
c)
mixtures 
d)
Battle of Bunker Hill 
12.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
13.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
14.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
15.

Is SULFUR (S) an element or a compound?

a)

ELEMENT

b)

COMPOUND

16.

Is ALUMINUM (Al) an element or a compound?

a)

ELEMENT

b)

COMPOUND

17.
a)
Element
b)
Compound
c)
Mixture
18.
As particles are exposed to warmer temperatures they __________
a)
speed up
b)
slow down
c)
stay the same
d)
vibrate
19.
As particles are exposed to colder temperatures they _____
a)
speed up
b)
slow down
c)
stay the same
d)
become ions
20.
What is the change of state from a solid straight to a gas called?
a)
melting
b)
evaporating
c)
freezing
d)
sublimation
21.

As temperature rises ___________.

a)

an atom's kinetic energy stays the same

b)

an atom's kinetic energy increases

c)

an atom's kinetic energy decreases

d)

an atom's mass increases

22.

Anything that takes up space is _____.

a)

a particle

b)

matter

c)

temperature

d)

water

23.

The transfer of heat from one object to another is known as

a)

Conduction

b)

Radition

c)

Convection

d)

Microwaves

24.

A cat is hanging out several feet from a fire in a fireplace. This causes the kitty cat to get warm. The kitty cat is warm because of...

a)

Convection

b)

Conduction

c)

Radiation

d)

The fur sweater he's wearing!

25.

A certain type of decorative lamp contains colored liquids. These liquids form globs that break off and rise to the top of the liquid. The globs rise due to

a)

Convection

b)

Conduction

c)

Radiation

d)

Globulation

26.

Near the ceiling of a room, the air is warmer. The warmer air is rising because of

a)

Convection

b)

Conduction

c)

Radiation

d)

It was told to by this crazy fool!

27.

In a swimming pool, the water near the surface is slightly warmer. The temperature of the water near the top rises because of

a)

Convection

b)

Conduction

c)

Radiation

d)

Too many dogs being in the pool!

28.

As you hold a piece of ice, it begins to melt from the warmth of you hand on it. This is because of

a)

Convection

b)

Conduction

c)

Radiation

d)

the fact that you are the Human Torch from the Fantastic Four.

29.

In heat transfer, heat always flows from the _______________ object to the _______________ object.

a)

hotter / colder

b)

colder / hotter

c)

hotter / hotter

d)

colder / colder

30.
Which season is taking place in the Northern Hemisphere in Position 3?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
31.
Which season is taking place in the Northern Hemisphere in Position 3?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
32.
Which season is taking place in the Northern Hemisphere in Position 4?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
33.
The Earth's axis is tilted _____ degrees.
a)
23.5
b)
25.3
c)
30.2
d)
24
34.
At position A, which hemisphere would have summer?
a)
Northern hemisphere
b)
Southern hemisphere
35.
What happens when the area in which you live tilts away from the sun?
a)
It is summer.
b)
It is spring.
c)
It is winter.
d)
It is fall.
36.
The term equinox means....
a)
equal amount of day light and equal amount of night
b)
Equal amount of winter and summer
c)
Equal amounts of hot dogs for everyone
d)
The longest day of the year
37.
What do June 21 and December 21 have in common?
a)
equinox dates
b)
the moon is full
c)
solstice dates
d)
the cold fronts blow in
38.
Why do we experience the changing of the season on the earth?
a)
distance from the sun
b)
rotation of the earth
c)
change in solar output
d)
tilt of the earth's axix
39.
Why is the Equator warmest?
a)
Because it is closest to the sun.
b)
Because it receives the most direct sunlight
c)
Because no clouds form here.
d)
Because it is far from the sun
40.
Object spinning on its axis. 
a)
revolution
b)
rotation
41.

What does the rotation of the earth cause us to experience?

a)

Seasons

b)

Day and night

c)

Year

d)

Summer

42.

What is the term used to describe the motion of the Earth around the Sun?

a)

Resolution

b)

Rotation

c)

Revolution

d)

Round

43.

What effect does the tilt of the earth have?

a)

It causes the earth to be farther away from the sun at different times of the year

b)

It changes the angle that the sun strikes the earth in different land areas

c)

When the earth is tilted away from the sun we have day

d)

When the earth is tilted away from the sun we have night

44.

Tides are caused by what force from the sun and moon?

a)

gravitational

b)

strong

c)

tidal force

d)

armed forces

45.

As the moon revolves around the earth, the water follows the motion and causes...

a)

sea levels

b)

waves and currents

c)

moon phases

d)

high tides and low tides

46.

Spring tides have the largest tidal ranges because...

a)

the earth, moon, and sun are aligned for greater gravitational force.

b)

the moon has the strongest gravitational force.

c)

the sun has the most gravitational force.

d)

none of the above

47.

During neap tides, the gravitational effects of the sun and moon ______________ together.

a)

do not add

b)

are added

c)

increase

d)

don't change

48.

High tides and low tides each happen _____ times per day.

a)

4

b)

2

c)

1

d)

24

49.

Neap tides happen at _________ and _________ phases of the moon.

a)

first quarter and new moon

b)

last quarter and full moon

c)

waxing and waning

d)

1st quarter and 3rd quarter

50.

Janis lives near the ocean. What observations can Janis make about the moon's phases that she can relate to the ocean's tides?

a)

that the moon phases effect high tides and low tides

b)

the moon does not affect the tides

c)

waxing and waning crescents affect the tides

d)

only new moon and full moon affect the tides

51.

What type of tide is evident when the moon is in the full moon phase?

a)

high tide

b)

low tide

c)

spring tide

d)

neap tide

52.

Orbits are created by

a)

Gravity and gas pressure

b)

Gas pressure and inertia

c)

Nuclear fusion and gravity

d)

Inertia and gravity

53.

Gravity is caused by

a)

Inertia

b)

Nuclear fusion

c)

The mass an object has

d)

The distance between two objects

54.

Mark to TWO CORRECT statements about gravity

a)

The less mass an object has the greater the gravitational force the object has.

b)

The more mass an object has the greater the gravitational force the object has.

c)

The greater the distance between two objects the weaker the gravitational force between them is.

d)

The closer two objects are to each other the weaker the gravitational force is between those two objects is.

55.

How long ago did the Big Bang happen?

a)

14.6 million years ago

b)

5.6 billion years ago

c)

10 million years ago

d)

13.7 billion years ago

56.

Huge body of air with similar temperature, humidity, and air pressure:

a)

Front

b)

Cyclone

c)

Air Mass

d)

A and C are correct

57.

Scientist who studies and predict weather:

a)

Biologist

b)

Meteorologist

c)

A and B are correct

d)

None of he above

58.

Air mass that has low air pressure:

a)

Polar

b)

Continental

c)

Tropical

d)

None of the above

59.

Boundary where the air masses meet:

a)

Hurricane

b)

Front

c)

Continental polar

d)

None of the above.

60.

A cold air mass running into a warm air mass:

a)

Warm front

b)

Stationary front

c)

Cold front

d)

All of the above

61.

Air mass that forms over the ocean and is very humid:

a)

Continental

b)

Maritime

c)

Tropical

d)

None of the above.

62.

Which front is in the picture

a)

Warm Front

b)

Cold Front

c)

Occluded front

d)

Stationary front

63.

Which front can you see in the picture:

a)

Warm Front

b)

Cold Front

c)

Occluded Front

d)

Stationary front

64.

Which Front is shown in the image:

a)

Warm Front

b)

Occluded front

c)

Cold front

d)

Stationary front

65.

What is the symbol in the picture used for in a wheather map:

a)

Cold front

b)

Occluded front

c)

Precipitation

d)

None of the above

66.

What protects us from the sun rays burning us up

a)

The crust

b)

The strosphere

c)

The ozone layer

d)

The equator

67.

Ice floats on water because

a)

it has higher density than water

b)

it has lower density than water due to more volume

c)

it is solid

d)

it is low melting solid

68.
Which of the following is a chemical property?
a)
combustion
b)
texture
c)
volume
d)
magnetism
69.
define solubility
a)
the inability to dissolve
b)
the ability to dissolve
70.

H20

a)

Element

b)

Molecule

c)

Compound

71.
How many Hydrogen are in 4H2O?
a)
6
b)
8
c)
2
d)
4
72.
How many Magnesium are in 10MgCl2?
a)
10
b)
5
c)
20
73.
How many atoms are there TOTAL in:
H2SO4
a)
6
b)
5
c)
7
d)
3
74.
If the Earth did not rotate on its axis, there would be no
a)
Greenhouse effect
b)
Coriolis effect
c)
Global warming
d)
Convection
75.
Warm ocean currents generally come from
a)
The North Pole
b)
The South Pole
c)
The Equator
d)
Both A and B
76.

Two types of ocean currents are

a)

local and global

b)

sea and land

c)

surface and deep

d)

warm and cold

77.

Which body has the greater effect on Earth's tides?

a)

Sun

b)

Saturn

c)

Moon

d)

Venus

78.

What is a difference between spring and neap tides?

a)

Spring tides occur when the earth and sun are IN LINE with the new or full moon.

b)

Spring tides occur when moon in 3rd or 1st quarter phases

c)

Spring tides are LOWER than neap tides

d)

Spring tides occur in Spring and neap tides can occur in any season

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