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Classifying Matter Unit Test Review One

Total questions: 84

Worksheet time: 46mins

Name
Class
Date
1.

A physical blend of 2 or more components is called a ____.

a)

type of element

b)

mixture

c)

chemical reaction

d)

physical property

2.

Oil and water are each homogeneous mixtures. What happens to them when they are mixed?

a)

They form a heterogeneous mixture.

b)

They form a pure substance.

c)

They form a phase.

3.

What type of substance is shown?

a)

compound

b)

heterogeneous mixture

c)

homogeneous mixture

d)

element

4.

Classify milk as one of these 4 types of matter.

a)

Element

b)

Compound

c)

Homogeneous mixture

d)

Heterogeneous mixture

5.
An example of ...
a)
A mixture
b)
A compound
c)
An element 
6.
Are these molecules also compounds?
a)
YES
b)
NO
7.

NAME THE MOTION AND WHICH TYPE OF PARTICLES SHOW THIS MOTION.

a)

BROWNIAN , COLLOIDS

b)

BROWNIAN, SUSPENSIONS

c)

BROWNIAN, TRUE SOLUTIONS

8.

A snow globe would be an example of a __________________.

a)

colloid

b)

solution

c)

suspension

9.

Milk is an example of a

a)

solution

b)

colloid

c)

suspension

d)

solid

10.
What is a solute?
a)
The substance that does the dissolving in a solution.
b)
The substance that is dissolved into the solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
11.
What is a solvent?
a)
The substance that does the dissolving in a solution.
b)
The substance that is being dissolved in a solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
12.

A mixture of metals is called:

a)

A colloid

b)

An Alloy

c)

The Tyndall Effect

d)

A Solution

13.
At higher temperatures
a)
particles in an object have less energy
b)
particles in an object move faster
c)
a gas contracts
14.
A gas
a)
has a definite shape but no definite volume
b)
has a definite volume but no definite shape
c)
has fast-moving particles
15.

Particles of a liquid

a)

are tightly packed together and stay in a fixed position.

b)

are free to move around one another but still touch.

16.

Solid to Gas

a)

Deposition

b)

Sublimation

c)

Evaporation

17.

The slower the particles in a substance move,

a)

the colder it is.

b)

the warmer it is.

c)

the more energy it has.

18.
The temperature of a substance increases as___.
a)
the substance expands
b)
the average kinetic energy of its particles increases
c)
the substance's volume increases
d)
the substance's mass increases
19.

Has a definite volume but not a definite shape

a)

Solid

b)

Liquid

c)

Gas

20.

Liquid to Gas

a)

Condensation

b)

Evaporation

c)

Sublimation

21.
Which form of matter does not take the shape of its container?
a)
liquid
b)
gas
c)
solid
d)
air
22.
Evaporation is when liquid particles absorb enough energy to leave the 
a)
surface
b)
bottom
c)
center
d)
liquid throughout
23.
When a gas changes directly to a solid, the process is known as what?
a)
Sublimation
b)
Condensation
c)
Deposition
d)
Evaporation
24.

The energy of movement is ___.

a)

potential energy

b)

kinetic energy

c)

mechanical energy

25.

The particles of ___ generally have the least amount of energy.

a)

solids

b)

liquids

c)

gases

26.
In an exothermic reaction, heat is ...
a)
taken in
b)
given out
27.

In an endothermic reaction, heat is ...

a)

taken in

b)

given out

28.
If a chemical reaction is EXOTHERMIC, the temperature would....
a)
Stay the same
b)
Increase
c)
Decrease
29.
Is photosenthysis an Exothermic or an Endothermic reaction?
a)
Endothermic
b)
Exothermic
30.
What type of reaction is shown in the photo?
a)
Exothermic
b)
Isothermic
c)
Endothermic
d)
None of the  above
31.
The sun shines down on this family as the play on the beach.
a)
conduction
b)
convection
c)
radiation
32.
"Lava lamps" contain colored liquids. These liquids form globs that rise to the top due to
a)
conduction
b)
convection
c)
radiation
33.
The man goes to take the hot pot off the stove with his bare hands.
a)
conduction
b)
convection
c)
radiation
34.
Heat transfers from an area of ____temperature to an area of ___ temperature.
a)
high to low
b)
low to high
c)
high to high
d)
It can travel high to low and low to high. 
35.
What is the definition of CONVECTION
a)
When heat transfers through waves.
b)
When heat transfers from objects that are touching.
c)
a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
d)
Heat traveling from the sun
36.

What type of system is this/

a)

open

b)

closed

c)

isolated

37.

What type of system is this

a)

open

b)

closed

c)

isolated

38.

what type of system is this

a)

open

b)

closed

c)

isolated

39.

what type of system is this?

a)

open

b)

closed

c)

isolated

40.
One cup of water is left outside for two days when it was checked there was only half a cup left. What happened?
a)
evaporation; chemical change
b)
condensation; physical change 
c)
evaporation; physical change
d)
condensation; chemical change
41.
Which one of these is a chemical property?
a)
melting point
b)
boiling point
c)
color
d)
flammability
42.
Which of the following is not a chemical property? 
a)
rusting 
b)
boiling 
c)
rotting 
d)
burning 
43.
Which is NOT a physical property?
a)
odor
b)
reacts with acid
c)
ability to conduct electric current
d)
hardness
44.
Is milk going sour a physical or chemical change?
a)
Physical 
b)
Chemical
45.

The ability to hammered into a thin sheet or be bent is

a)

Ductility

b)

Solubility

c)

Density

d)

Malleability

46.

When an object has the ability to be stretched into a thin wire this is

a)

Density

b)

Ductility

c)

Dirtability

d)

Dissovility

47.
Is copper tarnishing a physical or chemical change?
a)
Physical 
b)
Chemical
48.

Physical properties....

a)

change the matter when studied

b)

can be observed and measured without changing the matter being studied

c)

include the ability to burn and rust

d)

are useless unless studied in a lab

49.

Melting point is...

a)

The temperature at which a solid can change to a liquid

b)

The temperature at which a solid can change to a gas

c)

The temperature at which a gas can change to a liquid

d)

The temperature at which a liquid can change to a solid

50.

The boiling point is ...

a)

The temperature at which a liquid changes to a gas

b)

The temperature at which a solid changes to a gas

c)

The temperature at which a gas changes to a solid

d)

The temperature at which a liquid changes to a solid

51.

What word describes the relationship between the mass of a material and its volume?

a)

Volume

b)

Weight

c)

Height

d)

Density

52.

___________ is the ability to conduct electricity.

a)

Reprocity

b)

Conductivity

c)

Density

d)

Sublimation

53.

Substances that do NOT conduct heat and electricity well are called ______________.

a)

Metals

b)

Silver

c)

Conductors

d)

Insulators

54.

Color is a _________________.

a)

Chemical property

b)

Physical property

c)

Absence property

55.

_____________ are usually magnetic.

a)

Compounds

b)

Nonmetals

c)

Metals

d)

Metalloids

56.

If a substance has luster, it is ________

a)

shiny/reflective

b)

weak

c)

dull

d)

easily pulled into a wire

57.

Nonmetals are usually brittle, or ____________.

a)

easily breakable

b)

strong

c)

shiny

d)

conductors

58.

Which of the following does NOT describe nonmetals?

a)

Dull

b)

Insulators

c)

Conductors

d)

Brittle

59.

______________________ can only be recognized when substances react or do not react chemically with one another.

a)

Physical properties

b)

Chemical properties

c)

Flammable properties

d)

Colorful properties

60.
What is the Law of Conservation of mass?
a)
Mass is created in a chemical reaction
b)
Mass is created in a physical change
c)
New chemicals formed from a chemical reaction have a larger overall mass than the original reactants
d)
Mass is never created or destroyed
61.
In a reaction A + B ----> C,  reactant A has 5g and product  C has 9g. How many grams does reactant B should have? 
a)
4g
b)
5g
c)
9g
d)
14g
62.

Who started the modern atomic theory (backed with data) of the atom?

a)

Democritus

b)

Dalton

c)

Thomson

d)

Bohr

63.

Which of the following is NOT a part of Dalton's atomic theory?

a)

All matter is composed of atoms and empty space

b)

Atoms are always in motion.

c)

Atoms of the same element are identical.

d)

Atoms can't be destroyed...merely re-arranged.

64.

Democritus AND Dalton did NOT believe that

a)

atoms are indivisible and indestructible

b)

all matter is made of atoms

c)

changes in matter are due to the arrangement of atoms

d)

the nucleus is in the center of an atom

65.

JJ Thomson discovered what subatomic particle

a)

nucleus

b)

neutron

c)

proton

d)

electron

66.

Rutherford discovered what part of the atom

a)

nucleus

b)

neutron

c)

proton

d)

electron

67.

First person to propose the concept of an atom

a)

Rutherford

b)

Democritus

c)

Dalton

d)

Bohr

68.

Who proposed the theory that atoms orbit the nucleus in specific orbits.

a)

Bohr

b)

Democritus

c)

Rutherford

d)

Chadwick

69.

These particles are found in the nucleus

a)

protons and electrons

b)

nucleus and neutrons

c)

protons and neutrons

d)

electrons and neutrons

70.

Which of the following shows the correct order of Atomic Theory Timeline

a)

Rutherford, Bohr, Dalton, Democritus, Thomson

b)

Bohr, Democritus, Thomson, Rutherford, Dalton

c)

Dalton, Thomson, Rutherford, Bohr, Democritus

d)

Democritus, Dalton, Thomson, Rutherford, Bohr

71.

Thomson Experimented with ______

a)

Gold Foil

b)

alpha particles

c)

cathode rays

d)

protons

72.

Which Scientist created this model

a)

Democritus

b)

Chadwick

c)

Bohr

d)

Rutherford

73.

This model this model was the first to show a nucleus, consisting of protons and neutron. Electrons surround the nucleus but are not shown in distinct energy levels.

a)

The "Rutherford Model" of the atom

b)

The "Plum Pudding Model" of the atom

c)

The "Quantum Mechanical Model" of the atom

74.

This model was developed after J.J. Thompson discovered electrons, a particle smaller than an atom. It shows electrons floating freely in a positive region.

a)

The "Plum Pudding Model" of the atom

b)

The "Rutherford Model" of the atom

c)

Democritus's model of the atom

d)

The "Quantum Mechanical Model" of the atom

75.
Ernest Rutherford discovered that atoms were mostly _________________. 
a)
negatively charged
b)
positively charged
c)
electrons
d)
empty space. 
76.
In the gold foil experiment, most of the positively charged alpha particles passed through the gold foil, but some were deflected or bounced back.  What did we conclude because of this?  
a)
Atoms are small indivisible spheres
b)
Atoms are mostly empty space with a small, dense, positive center
c)
Atoms have negatively charged particles which orbit the nucleus
d)
Light is a wave, not a particle
77.

In the atomic model nicknamed the "plum pudding" model, what do the plums represent?

a)

the nucleus

b)

the atom

c)

the electrons

d)

the positive material

78.

The cathode-ray tube was used to discover the ____ by ____.

a)

electron by Thomson

b)

electron by Dalton

c)

proton by Thomson

d)

proton by Dalton

e)

electron by Rutherford

79.

Who discovered the phenomenon now known as radioactivity in 1896?

a)

Wilhelm Roentgen

b)

Pierre Curie

c)

Henry Becquerel

80.

Marie Curie was investigating a uranium-rich mineral (pitchblende) and isolated a sample that was 400 as active as uranium, a new element, that she called...

a)

radium

b)

polonium

c)

francium

d)

rutherfordium

81.

This scientist came up with the definition of an element:

a)

Robert Boyle

b)

Ernest Rutherfort

c)

Erwin Schrodinger

d)

Robert Millikan

82.

This Scientist discovered the charge of an electron:

a)

JJ Thomson

b)

Democritus

c)

Robert Millikan

d)

Marie Currie

83.

Worked with Rutherford to discover particles with no charge -- called neutrons.

a)

James Chadwick

b)

Niels Bohr

c)

Democritus

d)

Thomson

84.
Who proposed the idea that electrons are not fixed but constantly move?
a)
Dalton
b)
Bohr
c)
Schrodinger
d)
Chadwick

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