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Worksheets

science

Total questions: 134

Worksheet time: 2hrs 33mins

Name
Class
Date
1.

Brass is a mixture of

a)

Copper

b)

Iron

c)

Zinc

d)

Steel

2.

Convert 470 K temperature to the celsius scale.



(a)  

3.

Convert 373 ℃  temperature to the Kelvin scale.



(a)  

4.
What does the H stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
5.

What would you use this piece of equipment to measure?

a)

Time

b)

Volume of liquid

c)

Temperature

d)

Force

6.
Which type of scientist studies the weather and Atmosphere?
a)
Meteorologist
b)
Biologist
c)
Chemist
d)
Geologist
7.

The amount of the solute present in the saturated solution at a definite temperature is called its

a)

Concentration

b)

Solubility

8.
What is the general order of the steps of the scientific methods:
a)
question, experiment, hypothesis, analyze, results, conclusion, communicate results.
b)
question, hypothesis, experiment, analyze results, conclusion, communicate results
c)
question, hypothesis, experiment, analyze results, communicate results, conclusion
d)
all of the above
9.

The process of acquiring food by amoeba is called

a)

Endocytosis

b)

Plasmolysis

10.
What does the 1.00794 stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
11.

What would you use this piece of equipment to measure?

a)

Time

b)

Volume of liquid

c)

Mass

d)

Force

12.

Blood matrix is called ..........

a)

WBCs

b)

RBCs

c)

Plasma

d)

Platelets

13.

What is the name of this piece of equipment?

a)

Measuring cylinder

b)

Tripod

c)

Jug

d)

Filter funnel

14.
Each column in the periodic table is called a 
a)
period
b)
group/family
c)
cluster
d)
unit
15.
Each row in the periodic table is called a 
a)
group
b)
period
c)
cluster
d)
unit
16.

Anything that has mass or takes up space.

a)

mass

b)

matter

c)

volume

d)

state

17.

The amount of space something takes up.

a)

volume

b)

mass

c)

weight

d)

state

18.

Measured in grams.

a)

mass

b)

volume

19.

Measured using a graduated cylinder.

a)

mass

b)

volume

20.

Whether something will sink or float.

a)

mass

b)

volume

c)

density

d)

solubility

21.
Which of the following is not a chemical property? 
a)
rusting 
b)
boiling 
c)
rotting 
d)
burning 
22.
Which one of these is a chemical property?
a)
melting point
b)
boiling point
c)
color
d)
flammability
23.
Which is an example of a physical property?
a)
ability to react with acid
b)
 state of matter
c)
flammability
d)
ability to react with oxygen
24.
Properties that can be observed without trying to change the identity of the substance.
a)
Physical
b)
Chemical
25.

sharpening a pencil

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

26.

size of an object

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

27.

freezing point

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

28.

This property of matter is how easily a substance will dissolve in a liquid, such as water.

a)

melting point

b)

boiling point

c)

solubility

d)

viscosity

29.

why does a cork float while a rock sinks when placed in water?

a)

they are different states of matter

b)

they are different sizes

c)

they have different densities

d)

they have different shapes

30.

if the containers are A B C:

which of the containers contains a solid?

a)

A

b)

B

c)

C

31.

when marbles sink to the bottom of a beaker of water, it demonstrates:

a)

marbles are solids and more dense than water

b)

marbles are not soluble in water and less dense than water

c)

Marbles are good conductors of energy

32.

Anything that has mass or takes up space.

a)

mass

b)

matter

c)

volume

d)

state

33.

The amount of space something takes up.

a)

volume

b)

mass

c)

weight

d)

state

34.

Measured in grams.

a)

mass

b)

volume

35.

Measured using a graduated cylinder.

a)

mass

b)

volume

36.

Whether something will sink or float.

a)

mass

b)

volume

c)

density

d)

solubility

37.
Which of the following is not a chemical property? 
a)
rusting 
b)
boiling 
c)
rotting 
d)
burning 
38.
Which one of these is a chemical property?
a)
melting point
b)
boiling point
c)
color
d)
flammability
39.
Which is an example of a physical property?
a)
ability to react with acid
b)
 state of matter
c)
flammability
d)
ability to react with oxygen
40.
Properties that can be observed without trying to change the identity of the substance.
a)
Physical
b)
Chemical
41.

sharpening a pencil

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

42.

size of an object

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

43.

freezing point

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

44.

This property of matter is how easily a substance will dissolve in a liquid, such as water.

a)

melting point

b)

boiling point

c)

solubility

d)

viscosity

45.

why does a cork float while a rock sinks when placed in water?

a)

they are different states of matter

b)

they are different sizes

c)

they have different densities

d)

they have different shapes

46.

if the containers are A B C:

which of the containers contains a solid?

a)

A

b)

B

c)

C

47.

when marbles sink to the bottom of a beaker of water, it demonstrates:

a)

marbles are solids and more dense than water

b)

marbles are not soluble in water and less dense than water

c)

Marbles are good conductors of energy

48.
The amount of space something takes up.
a)
matter
b)
mass
c)
volume
d)
element
49.
Anything that has mass and takes up space.
a)
volume
b)
matter
c)
solid
d)
temperature
50.
The state of matter in which a substance has a definite volume but no definite shape.
a)
gas
b)
liquid
c)
solid
d)
matter
51.
The state of matter in which a substance has a definite shape and definite volume.
a)
solid
b)
gas
c)
atom
d)
liquid
52.
The state of matter in which a substance does not have a definite shape or volume.
a)
element
b)
compound
c)
gas
d)
liquid
53.
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
54.
The smallest unit into which an element can be divided and still retain all the properties of that element.
a)
atomic theory
b)
compound
c)
element
d)
atom
55.
Matter that is made of only one kind of atom.
a)
compound
b)
volume
c)
element
d)
atom
56.
A substance made of atoms of two or more elements that have combined chemically.
a)
compound
b)
matter
c)
volume
d)
chemical change
57.

The particles in a solid are...

a)

loose and have high energy

b)

tightly packed and have very little energy

c)

move freely and have lots of energy

d)

I dont know Ms. Turner, I didnt take notes

58.

The particles in a liquid are...

a)

loose and have high energy

b)

tightly packed and have very little energy

c)

move freely and have lots of energy

d)

I dont know Ms. Turner, I didnt take notes

59.

The particles in a gas are...

a)

loose and have high energy

b)

tightly packed and have very little energy

c)

move freely and have lots of energy

d)

I dont know Ms. Turner, I didnt take notes

60.
The 3 State of Matter are?
a)
Idaho, Texas, and Florida
b)
Matter, Mass, and Weight
c)
Solids, Liquids, and Gas
d)
Steel, Copper, and Brass
61.
Which statement is true?
a)
Oil is the most dense substance.
b)
Corn syrup is less dense than water.
c)
Oil is less dense than water.
d)
Oil and corn syrup have the same density but different masses.
62.
In which state does matter completely fill its closed container?
a)
Gas
b)
Liquid
c)
Solid
d)
Ice
63.
Which state of matter has a fixed shape and volume and it's molecules move very slowly?
a)
Liquid
b)
Gas
c)
Solid
d)
Plasma
64.
Mass is the measurement of the amount of
a)
weight
b)
inertia
c)
force
d)
matter
65.
Two objects are placed in water.  One sinks and the other floats.  Which conclusion can be drawn from this data?
a)
one object is magnetic and the other is not
b)
one object is solid and the other is a liquid
c)
one object has a greater density than the other
d)
one object is much larger than the other
66.
What does all matter have?
a)
ice
b)
air
c)
mass
d)
liquid
67.
What are the physical properties of matter?
a)
color
b)
texture
c)
taste
d)
all of the above
68.
True or false?   The density of an object determines whether it will float or sink in another substance. 
a)
true
b)
false
69.

What happens when sugar dissolves in water?

a)

Physical change because a new substance is formed

b)

Chemical change because a new substance is formed

c)

Physical change because the sugar is just getting smaller

d)

Chemical change because the sugar is just getting smaller

70.
The amount of space something takes up.
a)
matter
b)
mass
c)
volume
d)
element
71.
Anything that has mass and takes up space.
a)
volume
b)
matter
c)
solid
d)
temperature
72.
The state of matter in which a substance has a definite volume but no definite shape.
a)
gas
b)
liquid
c)
solid
d)
matter
73.
The state of matter in which a substance has a definite shape and definite volume.
a)
solid
b)
gas
c)
atom
d)
liquid
74.
The state of matter in which a substance does not have a definite shape or volume.
a)
element
b)
compound
c)
gas
d)
liquid
75.
The illustrations shows the spacing of particles in different types of matter. Which illustration is an example of the spacing of particles in solids?
a)
illustration A
b)
illustration B
c)
illustration C
d)
illustration D
76.
Melting is the change in state of a
a)
solid to a gas.
b)
 liquid to a gas.
c)
solid to a liquid.
d)
 liquid to a solid.
77.
Which property of matter is determined by dividing its mass by its volume?
a)
elasticity
b)
buoyancy
c)
density
d)
viscosity
78.
The following liquids are poured together in a beaker: alcohol (density=0.79), corn syrup (density=1.38), water (density=1.0), and cooking oil (density=0.93).  Which of these liquids will sink to the bottom of the beaker?
a)
alcohol
b)
corn syrup
c)
water
d)
cooking oil
79.
What is the density of water?
a)
0 g/ml
b)
1 g/ml
c)
10 g/ml
d)
100 g/ml
80.
Why do some substances float on water?
a)
they are warmer than water
b)
they are cooler than water
c)
they are more dense than water
d)
they are less dense than water
81.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
82.
A piece of copper has a mass of 89g and a volume of 10 cm3.  What would be the density of the copper?
a)
0.89 g/cm3
b)
89 g/cm3
c)
8.9 g/cm3
d)
890 g/cm3
83.
What is the measuring unit for mass?
a)
centimeter 
b)
millimeter 
c)
grams 
d)
pounds
84.
Which units of measurement are used for volume?
a)
grams
b)
centimeters
c)
grams/milliliter
d)
milliliter
85.
Which lab tool might you use to measure the volume of a liquid?
a)
electric scale
b)
bunsen burner
c)
test tube
d)
graduated cylinder
86.
What units are used to measure Density?
a)
cm3/g
b)
g
c)
g/cm3
d)
cm3
87.
Density is...
a)
the amount of mass in an object
b)
the amount of space an object takes up
c)
the amount of mass in a given space
d)
the weight of an object
88.
If an object has a density of 3.6 g/mL and you put it into water, will it sink or float?  
a)
sink
b)
float
89.
What tool is used to measure the mass of objects?
a)
triple beam balance
b)
graduated cylinder
c)
ruler
d)
thermometer
90.

The tendency of a substance to float or rise in a fluid.

a)

buoyancy

b)

boiling point

c)

color

d)

conductivity

91.

The temperature at which a substance changes from a liquid to a gas.

a)

density

b)

odor

c)

boiling point

d)

buoyancy

92.

The range of visible light that a substance reflects.

a)

hardness

b)

color

c)

solubility

d)

boiling point

93.

The ability of a substance to conduct heat, sound, or electricity.

a)

malleability

b)

magnetism

c)

color

d)

conductivity

94.

The amount of matter in a certain volume.

a)

odor

b)

boiling point

c)

density

d)

conductivity

95.

The ability of a substance to be pulled into a thin strand.

a)

ductility

b)

melting point

c)

buoyancy

d)

density

96.

The ability of a substance to resist being scratched.

a)

ductility

b)

hardness

c)

solubility

d)

color

97.

The ability of a substance to attract iron.

a)

malleability

b)

conductivity

c)

hardness

d)

magnetism

98.

The ability of a substance to be pressed or pounded into a thin sheet.

a)

magnetism

b)

conductivity

c)

ductility

d)

malleability

99.

The temperature at which a substance changes from a solid to a liquid.

a)

melting point

b)

boiling point

c)

ductility

d)

buoyancy

100.

the ability of a substance to give off a certain smell.

a)

boiling point

b)

density

c)

odor

d)

melting point

101.

The ability of a substance to dissolve in another substance.

a)

color

b)

solubility

c)

hardness

d)

odor

102.

สมบัติที่สังเกตได้จากลักษณะภายนอกและวิธีการทางฟิสิกส์ เช่น ความหนาแน่น, จุดเดือด, จุดหลอมเหลว คือสมบัติของสารทางด้านใด

a)

สมบัติทางกายภาพ

b)

สมบัติทางชีวภาพ

c)

สมบัติทางเคมี

d)

สมบัติเชิงกล

103.

สมบัติที่เกิดขึ้นจากการทำปฏิกิริยาเคมี เช่น การเผาไหม้, การเกิดสนิม ความเป็นกรด-เบส ของสาร คือ สมบัติของสารทางด้านใด

a)

สมบัติทางกายภาพ

b)

สมบัติทางชีวภาพ

c)

สมบัติทางเคมี

d)

สมบัติเชิงกล

104.

สถานะของสารชนิดใดที่ มีปริมาตรคงที่แต่มีรูปร่างที่ไม่คงที่ สามารถเปลี่ยนรูปร่างตามภาชนะที่อยู่ได้

a)

ของแข็ง (Solid)

b)

ของเหลว (Liquid)

c)

ก๊าซ (Gas)

d)

พลาสมา (Plasma)

105.

ขนาดของสารคอลลอยด์ คือข้อใด

a)

น้อยกว่า 10-7 cm

b)

10-7-10-4 cm

c)

มากกว่า 10-4 cm

d)

10-9-10-6 cm

106.

ถ้าใช้ขนาดของอนุภาคเป็นเกณฑ์ในการจำแนกสาร น้ำอัดลม จะถูกจัดอยู่ในสารประเภทใด และต้องมรขนาดอนุภาคขนาดเท่าใด

a)

สารละลาย น้อยกว่า 10-7 cm

b)

สารคอลลอยด์ 10-7-10-4 cm

c)

สารคอลลอยด์ มากกว่า 10-4 cm

d)

สารละลาย 10-9-10-6 cm

107.

ถ้าแบ่งสารจากความสามารถในการละลายน้ำเป็นเกณฑ์ เกลือแกง จะถูกจัดอยู่ในประเภทใด

a)

สารที่ละลายน้ำได้

b)

สารที่ละลายน้ำได้บางส่วน

c)

สารที่ไม่ละลายน้ำ

d)

สารที่แยกชั้นจากน้ำ

108.

ถ้าแบ่งสารจากความสามารถในการละลายน้ำเป็นเกณฑ์ ก๊าซคาร์บอนไดออกไซด์ จะถูกจัดอยู่ในประเภทใด

a)

สารที่ละลายน้ำได้

b)

สารที่ละลายน้ำได้บางส่วน

c)

สารที่ไม่ละลายน้ำ

d)

สารที่แยกชั้นจากน้ำ

109.

การแยกสารออกได้เป็น 2 ประเภทคือ สารเนื้อเดียวและสารเนื้อผสม คือการใช้เกณฑ์ใดในการแนกสาร

a)

การใช้สถานะเป็นเกณฑ์

b)

การใช้เนื้อสารเป็นเกณฑ์

c)

การใช้การละลายน้ำเป็นเกณฑ์

d)

กานนำไฟฟ้าเป็นเกณฑ์

110.

ถ้าใช้สมบัติการนำไฟฟ้าเป็นเกณฑ์ สารใดเป็นสารที่ไม่นำไฟฟ้า

a)

ทองแดง (Copper)

b)

ไส้ดินสอ (Graphite)

c)

เงิน (Silver)

d)

หินปูน (CaCO3)

111.

ถ้าใช้ขนาดของอนุภาคในการจำแนกสาร สารที่สามารถผ่านกระดาษกรองได้ แต่ไม่สามารถผ่านกระดาษเซลโลโฟนได้ คือ สารชนิดใด

a)

สารแขวนลอย

b)

สารคอลลอยด์

c)

สารละลาย

d)

สารเนื้อผสม

112.

Anything that has mass and takes up space

a)

volume

b)

length

c)

matter

d)

energy

113.

characteristics used to describe matter

a)

properties

b)

sublimation

c)

phase changes

d)

state of matter

114.

any of the four physical forms of matter (solid, liquid, gas, plasma)

a)

physical change

b)

condensation

c)

state of matter

d)

properties

115.

state of matter with a definite shape and a definite volume

a)

solid

b)

liquid

c)

gas

d)

plasma

116.

state of matter with a definite volume, but not definite shape

a)

solid

b)

liquid

c)

gas

d)

plasma

117.

state of matter that has no definite shape or volume

a)

solid

b)

liquid

c)

gas

d)

plasma

118.

state of matter made up of electrically charged particles; found in sun and stars in natural state

a)

solid

b)

liquid

c)

gas

d)

plasma

119.

a change in matter from one state to another

a)

state of matter

b)

properties

c)

chemical change

d)

phase change

120.

change in state from a liquid to a gas

a)

melting

b)

freezing

c)

evaporation

d)

condensation

121.

change in state from a liquid to a solid

a)

melting

b)

freezing

c)

evaporation

d)

condensation

122.

change in state from a gas to a liquid

a)

melting

b)

freezing

c)

evaporation

d)

condensation

123.

change in state from a solid directly to a gas

a)

sublimation

b)

condensation

c)

evaporation

d)

freezing

124.

change in state from a solid to a liquid

a)

melting

b)

freezing

c)

evaporation

d)

sublimation

125.

change that DOES NOT produce a new substance

a)

physical change

b)

chemical change

c)

matter

d)

state of matter

126.

change that produces a new substance

a)

physical change

b)

chemical change

c)

properties

d)

plasma

127.

Particles are very close together and vibrate in place in

a)

a solid

b)

a liquid

c)

a gas

d)

plasma

128.

Particles are slightly spread apart and can slide past each other in

a)

a solid

b)

a liquid

c)

a gas

d)

plasma

129.

Particles are far apart and move quickly in

a)

a solid

b)

a liquid

c)

a gas

d)

plasma

130.

how tightly packed the molecules are in an object

a)

volume

b)

density

c)

mass

d)

space

131.

A phase change is

a)

a physical change

b)

a chemical change

132.

Torn paper is an example of

a)

a physical change

b)

a chemical change

133.

Burned paper turning to ash is an example of

a)

a physical change

b)

a chemical change

134.

Phase changes occur by adding or removing

a)

wind energy

b)

hydro energy

c)

thermal (heat) energy

d)

potential energy