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Science 3rd Quarter Test Part 1

Total questions: 123

Worksheet time: 2hrs 10mins

Name
Class
Date
1.
A mixture that contains two or more substances blended evenly throughout
a)
heterogeneous mixture
b)
homogeneous mixture
c)
suspension
d)
colloid
2.

Which of the following is a compound?

a)

halo-halo

b)

Salt

c)

Silver

d)

Oxygen

3.

Italian Salad Dressing is an example of . . .

a)

mixture

b)

element

c)

compound

4.

A combination of two or more substances that can be separated by physical processes is a .....

a)

Pure Substance

b)

Glucose

c)

Element

d)

Mixture

5.
A gold bar is an example of a.....
a)
pure element
b)
pure compound
c)
heterogeneous mixture
d)
homogeneous mixture
6.
Substance with atoms that are all alike.
a)
element
b)
compound
c)
homogeneous mixture
d)
heterogeneous mixture
7.

What is a pure substance made of 2 or more elements chemically combined in a specific ratio (Ex. Water)?

a)

Element

b)

Compound

c)

Mixture

d)

Solution

8.

What is a well-mixed mixture containing a solvent and at least one solute that has the same properties throughout (Ex. Sugar water)?

a)

Heterogeneous mixture

b)

Colloid

c)

Suspension

d)

Solution

9.

Which of the following is a mixture ?

a)

sugar

b)

Iron

c)

Carbon

d)

milk

10.

What are the three classification of matter ?

a)

element, compound, and mixture

b)

solid, liquid, and gas

c)

mass, volume, density

11.

Which of the following is NOT a compound?

a)

Acetic Acid

b)

Seawater

c)

Salt

d)

Sugar

12.

Which particle model represents a combination of two compounds?

a)
b)
c)
d)
13.

Which particle model represents a combination of an element and a compound?

a)
b)
c)
d)
14.

Identify if the following is an element, compound, homogeneous, heterogeneous.

Air

(a)  

15.

Identify if the following is an element, compound, homogeneous, heterogeneous.

Bronze

(a)  

16.

Identify if the following is an element, compound, homogeneous, heterogeneous.

Blood

(a)  

17.

It is a special type of mixture that falls in between a solution and a suspension

    in terms of properties.

a)

Colloid

b)

Heterogeneous

c)

Suspension

d)

Solution

18.

Pure Substance or Mixture

Diamond

a)

Pure Substance

b)

Mixture

19.

Pure Substance or Mixture

a)

Pure Substance

b)

Mixture

20.

Pure Substance or Mixture

(table salt)

a)

Pure Substance

b)

Mixture

21.

Pure Substance or Mixture

a)

Pure Substance

b)

Mixture

22.
Sugar water is a 
a)
solution
b)
suspension
c)
colloid
23.
Milk is a 
a)
solution
b)
suspension
c)
colloid
24.
type of mixture that doesn't separate on its own but still contains undissolved particles
a)
solution
b)
colloid
c)
suspension
25.
What type of mixture separates upon standing?
a)
Solution
b)
Alloy
c)
Colloid
d)
Suspension
26.

The Tyndall Effect is not visible in which of the following?

a)

Solution

b)

Suspension

c)

Colloid

d)

Heterogeneous Mixture

27.

which one is a suspension?

a)

Vinegar

b)

Foam

c)

Fog

d)

oil spill in the ocean

28.

which one is correct?

a)

Solutions are clear

b)

suspensions are clear

c)

colloids settle

d)

Solutions settle

29.

Which is True?

a)

Suspensions do not settle

b)

suspension settle

c)

colloids settle

d)

Solutions settle

30.

used to separate magnetic materials from nonmagnetic materials.

a)

MAGNETIC SEPARATION

b)

MANUAL PICKING

c)

DECANTATION

d)

SIEVING

e)

FILTERING

31.

separates mixtures made of solid components large enough to pick out

a)

MAGNETIC SEPARATION

b)

MANUAL PICKING

c)

DECANTATION

d)

SIEVING

e)

FILTERING

32.

separates solid components of a mixture that are too small for decantation with the use of a filter

a)

MAGNETIC SEPARATION

b)

MANUAL PICKING

c)

DECANTATION

d)

SIEVING

e)

FILTERING

33.

separates soluble solids in a solution by evaporating the liquid component leaving the solid component behind

a)

EVAPORATION

b)

DISTILLATION

c)

FRACTIONAL DISTILLATION

d)

SIEVING

e)

FILTERING

34.
Air
a)
Heterogeneous
b)
Homogeneous
35.
Soil
a)
Heterogeneous
b)
Homogeneous
36.
Vinegar
a)
Heterogeneous
b)
Homogeneous
37.
Soup
a)
Heterogeneous
b)
Homogeneous
38.

These are mixtures that have substances that cannot be distinguished.

a)

Suspension

b)

Colloid

c)

Heterogeneous

d)

Homogeneous

39.

Which of the following will form a homogeneous mixture?

a)

hot water and powdered coffee

b)

cold water and chocolate

c)

hot water and powdered milk

d)

water and flour

40.

What is the solvent in a sugar solution?

a)

salt

b)

sugar

c)

water

41.

This is the most commonly used container for liquids to show approximate volume and may be heated.

a)

BEAKER

b)

FUNNEL

c)

EVAPORATING DISH

d)

GRADUATED CYLINDER

e)

TEST TUBES

42.

It could be made of glass or plastic which is used to hold a filter paper or for pouring liquids to avoid spills.

a)

BEAKER

b)

FUNNEL

c)

EVAPORATING DISH

d)

GRADUATED CYLINDER

e)

TEST TUBES

43.

This glassware is used for for the evaporation of solutions or other mixture.

a)

BEAKER

b)

FUNNEL

c)

EVAPORATING DISH

d)

GRADUATED CYLINDER

e)

TEST TUBES

44.

This equipment is marked with milliliter (ml) scale and is used to measure volume of liquids.

a)

BEAKER

b)

FUNNEL

c)

EVAPORATING DISH

d)

GRADUATED CYLINDER

e)

TEST TUBES

45.

These are used to store, mix and observe small amount of solid or liquid samples.

a)

BEAKER

b)

FUNNEL

c)

EVAPORATING DISH

d)

GRADUATED CYLINDER

e)

TEST TUBES

46.

This equipment is used to indirectly hold test tubes during a heating process.

a)

TEST TUBE HOLDER

b)

TEST TUBE BRUSH

c)

TEST TUBE RACK

d)

TEST TUBES

47.

May be made of wood, metal or plastic, this is used to hold test tubes in an upright position.

a)

TEST TUBE HOLDER

b)

TEST TUBE BRUSH

c)

TEST TUBE RACK

d)

TEST TUBES

48.

This flask is useful in observing chemicals and heating solutions.

a)

FLORENCE FLASK

b)

ERLENMEYER FLASK

c)

TEST TUBES

d)

BEAKER

49.

This flask has a thin neck and wide base, useful in mixing because there is a low chance of spill.

a)

FLORENCE FLASK

b)

ERLENMEYER FLASK

c)

TEST TUBES

d)

BEAKER

50.

This is an instrument used to measure mass very precisely. Its name refers to the three beams, each of which is provided with a sliding weight.

a)

TRIPLE BEAM BALANCE

b)

DOUBLE BEAM BALANCE

c)

ELECTRONIC BALANCE

d)

IRON STAND

e)

IRON RING AND CLAMP

51.

This instrument for measuring mass works like a seesaw. It gets its name from the two pans or balances from either side of the fulcrum.

a)

TRIPLE BEAM BALANCE

b)

DOUBLE BEAM BALANCE

c)

ELECTRONIC BALANCE

d)

IRON STAND

e)

IRON RING AND CLAMP

52.

This equipment is used for quick and more accurate measurement of mass.

a)

TRIPLE BEAM BALANCE

b)

DOUBLE BEAM BALANCE

c)

ELECTRONIC BALANCE

d)

IRON STAND

e)

IRON RING AND CLAMP

53.

This equipment is composed of a metal rod that is upright and sits on a heavy base; used to hold iron ring and clamp.

a)

TRIPLE BEAM BALANCE

b)

DOUBLE BEAM BALANCE

c)

ELECTRONIC BALANCE

d)

IRON STAND

e)

IRON RING AND CLAMP

54.
Identify the equipment shown here:
a)
graduated cylinder
b)
Erlenmeyer flask
c)
beaker
d)
volumetric flask
55.
Identify the equipment shown here:
a)
ring stand
b)
iron ring
c)
utility clamp
d)
test tube holder
test tube holder
56.
Identify the equipment shown here:
a)
beakers
b)
flasks
c)
decanters
d)
graduated cylinders
57.
Identify the equipment shown here:
a)
beaker
b)
Erlenmeyer flask
c)
Florence flask
d)
volumetric flask
58.
Identify the equipment shown here:
a)
crucible
b)
evaporating dish
c)
mortar and pestle
d)
bowl
59.
Identify the equipment shown here:
a)
beaker
b)
Erlenmeyer flask
c)
Florence flask
d)
volumetric flask
60.
Name the equipment
a)
graduated cylinder
b)
test tube
c)
thermometer
d)
beaker
61.
Name the equipment 
a)
iron tower
b)
iron ring 
c)
iron stand 
d)
iron base
62.
What piece of equipment is used to transfer substances into a container with small openings?
a)
Erlenmeyer flask
b)
tongs
c)
beaker
d)
funnel
63.

this equipment name is . . . .

a)

tongs

b)

spatulas

c)

iron stands

d)

clamps

64.

this equipment name is . . . .

a)

tongs

b)

spatulas

c)

iron stands

d)

clamps

65.

What is the volume of the liquid in this graduated cylinder?

a)

43 mL

b)

30.7 mL

c)

32 mL

d)

38 mL

66.
What is the volume of the liquid in this graduated cylinder?
a)
19 mL 
b)
35 mL 
c)
24 mL 
d)
1.9 mL
67.
What is the mass on the triple beam balance? 
a)
232.5
b)
237.0
c)
750.
68.
What is the mass on the triple beam balance? 
a)
206.0
b)
260.0
c)
200.6
69.
What is the mass on the triple beam balance?
a)
439.0
b)
437.2
c)
437.0
70.
What is the mass on the triple beam balance? 
a)
206.0
b)
260.0
c)
200.6
71.
What is the mass on this triple beam?
a)
40g
b)
1g
c)
401g
d)
41g
72.
What is the mass on this triple beam?
a)
200g
b)
44g
c)
244g
d)
4g
73.

mL, L

a)

SI unit for mass

b)

SI unit for liquid volume

c)

SI unit for solid volume

d)

SI unit for length

74.
mm, cm, m, km 
a)
SI unit for mass
b)
SI unit for liquid volume
c)
SI unit for solid volume
d)
SI unit for length
75.
mg, g, kg
a)
SI unit for mass
b)
SI unit for liquid volume
c)
SI unit for solid volume
d)
SI unit for length
76.

What is wrong in the picture?

a)

Smelling Chemical

b)

Picking up broken glass with hands

c)

None

d)

Both

77.
Name the equipment 
a)
burette 
b)
dropper pipette
c)
stirring rod 
d)
iron stand
78.
Name the equipment
a)
test tube 
b)
test tube container 
c)
test tube stand 
d)
test tube rack
79.

1. Jupiter has greater gravity than Earth, therefore, you will weigh more on Jupiter.

a)

True

b)

False

80.

The Law of Universal Gravitation was developed by _______. 

a)

Galileo Galilei

b)

Sir Isaac Newton

c)

Aristotle

d)

Batman

81.

The farther a planet is from the Sun, the lesser the gravitational pull.

a)

True

b)

False

82.

When distance between two objects is greater, the force of gravity is smaller.

a)

True

b)

False

83.

Gravitational force depends on _____.

a)

The distance between the objects

b)

The mass of the objects

c)

The mass of the objects and the distance between them

d)

The volume of the objects

84.

If two objects are compared at a certain distance, according to Newton's Law of Universal Gravitation, what is true? Select all the phrases that apply

a)

Both objects have mass and therefore they have no gravitational force.

b)

Lower mass objects have less gravitational force.

c)

Lower mass objects have more gravitational force.

d)

Higher mass objects have stronger gravitational force.

85.

TRUE or FALSE? The gravitational force becomes smaller as objects move closer to each other.

a)

True

b)

False

86.

The objects in the following diagrams have different masses and are different distance apart. Which diagram shows the two objects that have the greatest force of gravity acting between them?

a)

Diagram A

b)

Diagram B

c)

Diagram C

d)

Diagram D

87.

Which of the following roles does gravity play in our solar system?

a)

it keeps the planets in orbit around the Sun

b)

it keeps the moon in orbit around the Earth

c)

it causes all things to fall to the ground

d)

all of the above

88.

The scientific law that states that every object in the universe attracts every other object

(a)  

89.

The attractive force between objects; the forces that moves objects downhill

(a)  

90.

A measure of how much matter an object is made of

(a)  

91.

Two factors effecting the magnitude of the force of gravity between 2 objects are _____ and _______.

a)

mass and distance

b)

mass and matter

c)

distance and weight

d)

weight and mass

92.
Complete the following statement: The farther away two planets are the _______ the gravitational force between them.
a)
more
b)
same
c)
dosen't matter
d)
less
93.

This property refers to the amount of matter present in an object.

(a)  

94.

Gravitational force of the sun is ________ compared to the moon because it is more massive.

a)

stronger

b)

weaker

c)

the same as

95.

The greater the distance of a planet from the Sun, the __________ the gravitational pull of the Sun for that planet.

a)

stronger

b)

weaker

c)

the same as

96.

Weight is measured in _______, while mass is measured in _______.

a)

kilogram;  Newton

b)

Newton;  kilogram

c)

gram;  ton

d)

ton;  gram

97.

Friction is a force that results from two surfaces of different objects rubbing against each other. 

a)

True

b)

False

98.

In a vacuum, a metal ball will fall faster than a feather when falling from the same height.

a)

True

b)

False

99.

To resist friction, the force applied must be weaker than friction itself.

a)

True

b)

False

100.

Fluid friction occurs when an object is in contact with water or air.

a)

True

b)

False

101.

A man pushing a box on a rough surface will be able to do it faster than a man pushing a box on a smooth surface

a)

True

b)

False

102.
What type of friction is not moving?
a)
static
b)
sliding
c)
fluid
d)
rolling
103.
The amount of friction depends on the weight of the objects pressing together.
a)
True
b)
False
104.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
105.
Which of the following is an example of friction that is helpful?
a)
Brakes used on a bike
b)
Tires from a car on the road
c)
Tread on the bottom of your shoes
d)
All are examples that are helpful
106.
Which of the following is an example of friction that is harmful?
a)
Pencil marking on paper
b)
Engine parts wearing out
c)
sand placed on ice in the winter
d)
Using an eraser to erase marks
107.
Rougher surfaces have ...
a)
greater friction
b)
less friction
c)
the same level of friction
108.
Swimming fish experience-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
109.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
110.
What are 2 factors that determine the amount of friction between 2 objects?
a)
Force and roughness between surfaces
b)
hills and valleys and how smooth or rough the surface is
c)
Amount of force and amount of surface the comes in contact
d)
The force and the weight exerted on the surfaces
111.
What is produced by the friction of two surfaces rubbing against one another?
a)
matter
b)
steam
c)
electricity
d)
heat
112.

Will it be easier for a person to push a table on a carpeted floor than on tiled floor?

a)

No, because the carpeted floor is rough, so friction is lesser.

b)

No, because the carpeted floor is rough, so friction is greater.

c)

Yes, because the carpeted floor is smooth, so friction is lesser.

d)

Yes, because the carpeted floor is smooth, so friction is greater.

113.

When can we say that friction on a floor is greater?

a)

If the floor is wet.

b)

If the floor is tiled.

c)

If the floor is rough.

d)

If the floor is smooth.

114.

Which force causes a rolling ball to stop after a few seconds?

a)

friction

b)

gravity

c)

magnetic

d)

motion

115.

Why is difficult to move heavy objects on a rough surface?

a)

rough surface is slippery

b)

there is no friction on a rough surface

c)

there is lesser friction on a rough surface

d)

there is greater friction on a rough surface

116.

When you are travelling along a road, how does the wet road affect friction?

a)

It increases friction.

b)

It decreases friction.

c)

It maintains friction.

d)

It increases and decreases friction.

117.
Wheels on a skateboard most likely experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
118.
Sally experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
119.
Wheels of a shopping cart experience-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
120.
How can friction be reduced?
a)
reduce the force acting between the 2 surfaces
b)
reduce the roughness of the 2 surfaces coming in contact
c)
use wax, grease or oil
d)
all of the above are ways of reducing friction
121.

Which of these materials do you predict would have the MOST amount of friction?

a)

metal

b)

tile

c)

sand paper

d)

denim

122.
On which surface will a toy car travel the furthest?
a)
Carpet
b)
Polished Wood
c)
Ice
123.

In a vacuum defying air resistance, which of the following objects will fall fastest and hit the ground first?

a)

Uncrumpled paper

b)

Rock

c)

Coin

d)

All will land at the same time.

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