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Sci 14 Final

Total questions: 80

Worksheet time: 6hrs 6mins

Name
Class
Date
1.

_________ is anything that has mass and takes up space.

a)

matter

b)

solid

c)

liquid

d)

gas

2.

During this state, matter conforms to the shape of its container, but will NOT expand it.

a)

solid

b)

liquid

c)

gas

d)

matter

3.

A solid has ________________.

a)

definite shape, but no volume

b)

no shape, but definite volume

c)

definite volume and definite shape

d)

no volume and no shape

4.

This state of matter will take the shape of its container and expand to fill the container.

a)

solid

b)

liquid

c)

gas

5.

Particles are able to slip and slide over one another when matter is in which state?

a)

solid

b)

liquid

c)

gas

6.

___________ are the smallest unit of an element that maintains the properties of that element.

a)

Atoms

b)

Elements

c)

Compounds

d)

Mixtures

7.

An _______________ is made up of one or more of the same kind of atom chemically combined.

a)

atom

b)

element

c)

molecule

d)

compound

8.

A ______________ is made up of different kinds of atoms chemically combined.

a)

element

b)

compound

c)

mixture

d)

molecule

9.

True or False: elements AND compounds are pure substances.

a)

True

b)

False

10.

Elements are broadly classified as metals, nonmetals, and _________________.

a)

compounds

b)

organic

c)

metalloids

d)

Metallica

11.

A ______________ mixture is one that does not have a uniform composition.

a)

heterogeneous

b)

homogenous

c)

pure substance

12.

In a ______________, one substance is dissolved in another substance.

a)

solution

b)

suspension

c)

colloid

13.

Coffee, mouthwash, and vinegar are examples of __________________ mixtures.

a)

heterogeneous

b)

homogeneous

c)

pure

14.

Hellena Boneham Carter prepared a drink and salad for dinner. The chart lists the ingredients for both.
Using the information in the chart, which statement is the BEST description of the drink and salad?

a)
The salad and fruit drink are both mixtures.
b)
The salad and the fruit drink are both solutions.
c)
The fruit drink is a mixture because the ingredients can't be separated.
d)
The salad is a solution because the ingredients can't be separated.
15.

Oxygen

a)

Element

b)

Compound

16.

Water

a)

Element

b)

Compound

17.

Saltwater

a)

Mixture

b)

Compound

18.

A snow globe would be an example of a __________________.

a)

colloid

b)

solution

c)

suspension

19.
The substance that does the dissolving is known as the ______
a)
solute
b)
solvent
c)
soluble
d)
insoluble
20.

Water is the univeral ____.

a)

solute

b)

solvent

c)

solution

21.

What does WHMIS stand for?

a)

Workplace Hazardous Materials Information System

b)

Workplace and Household Materials Information System

c)

Worker Hazardous Materials Information System

d)

White House Materials Information System

22.

What does MSDS stand for?

a)

Material Safety Data Sheet

b)

Modern Safety Data Sheet

c)

Material Safety Details and Symbols

d)

Made Something Doing Something

23.

Identify the WHMIS symbol by choosing the letter of the matching description.

a)

Biohazardous Waste

b)

Compressed Gas

c)

Toxic

d)

Poisonous

24.

Identify the WHMIS symbol by choosing the letter of the matching description.

a)

Oxidizing

b)

Flammable

c)

Corrosive

d)

Dangerously Reactive

25.

Identify the WHMIS symbol by choosing the letter of the matching description.

a)

Oxidizing

b)

Flammable

c)

Corrosive

d)

Dangerously Reactive

26.

What does HHPS stand for?

a)

Household Housing Product Sytem

b)

Hazardous Household Product Symbols

c)

High Height Product System

d)

Hazardous Household Product System

27.

What does this HHPS picture mean?

a)

Corrosive

b)

Explosive

c)

Inflammable

d)

Poison

28.

Carbon

a)

CA

b)

Ca

c)

C

d)

Cn

29.

the basic structural unit of matter

a)

atom

b)

matter

c)

element

d)

nucleus

30.

a collection of atoms of one type that cannot be broken down into simpler substances by ordinary chemical or physical means

a)

element

b)

subatomic particle

c)

electron

d)

matter

31.

one or two letters that represent the name of an element

a)

element name

b)

element symbol

c)

atomic number

d)

atomic mass

32.

the mass of an atom, calculated by adding the number of protons and neutrons in the nucleus of the atom

a)

element name

b)

element symbol

c)

atomic number

d)

atomic mass

33.

a row on the Periodic Table of Elements

a)

family

b)

period

c)

row

d)

isotope

34.

a grouping of elements based on similar properties, arranged by columns in the periodic table; also known as a group

a)

family

b)

period

c)

row

d)

isotope

35.

Which solution is more concentrated?

Solution 1:

500 mL of water

100 g of salt


Solution 2:

500 mL of water

90 g of salt

a)

Solution 1

b)

Solution 2

c)

They have the same concentration

36.

If a material does NOT dissolve in a liquid, it is said to be

a)

soluble

b)

insoluble

37.

What is a Filter?

a)

A filter is a membrane that blocks larger particles from getting through with the water.

b)

A filter is a device that make are water dirty.

c)

A filter is someones mouth.

d)

A filter is a membrane that allows larger particles to go through with the water.

38.
Making a mixture results in ___________________ only.
a)
chemical reactions
b)
separate parts
c)
physical changes
d)
two subtances
39.

Which of the following statements is true concerning acids and bases?

a)

acids and bases don't react with each other

b)

acids mixed with bases neutralize each other

c)

acids mixed with bases make stronger bases

d)

acids mixed with bases make stronger acids

40.

Which is the correct set of acid properties, as described by Boyle:

a)

sour taste, corrosive, change litmus from red to blue

b)

sour taste, corrosive, change litmus from blue to red

c)

sweet taste, slippery, change litmus from blue to red

d)

sour taste, slippery, change litmus from blue to red

41.

Neutral solutions have a pH of:

a)

0

b)

1

c)

7

d)

14

42.

Which is true?

a)

pH of less than 7 is basic; pH of more than 7 is acidic

b)

pH of less than 7 is acidic; pH of more than 7 is basic

43.

Is pure water acidic, basic, or neutral?

a)

Acidic

b)

Basic

c)

Neutral

44.

What is the energy of motion called?

a)

potential

b)

nuclear

c)

mechanical

d)

kinetic

45.

In which direction does heat flow?

a)

cold to hot

b)

hot to cold

c)

up

d)

north to south

46.

What is temperature?

a)

average kinetic energy

b)

average potential energy

c)

electromagnetic energy

d)

total kinetic energy

47.

What is heat?

a)

total kinetic energy

b)

average kinetic energy

c)

total potential energy

d)

average potential energy

48.

Walking on warm sand with your bare feet demonstrate what type of heat transfer?

a)

conductor

b)

convection

c)

radiation

d)

thermal

49.

Why is it better to have a cooking pot with a plastic handle instead of a metal handle?

a)

Plastic looks better than metal.

b)

Plastic is not a good conductor of heat

c)

Plastic washes easier than metal.

d)

Plastic is a good conductor of heat

50.

In which way do sea breeze blow?

a)

away from land

b)

toward the sea

c)

toward land

d)

there is no sea breeze

51.

Which part is found in the middle of a first class lever?

a)

fulcrum

b)

resistance

c)

effort

d)

load

52.

Which of the following is a second class lever?

a)

ax

b)

baseball

c)

wheelbarrow

d)

seesaw

53.

What are the two components of work?

a)

time and effort

b)

length and distance

c)

force and effort

d)

force and distance

54.

How many movements does a simple machine have?

a)

one

b)

two

c)

three

d)

four

55.

What do nutrients provide for the body?

a)

Energy and materials for growth, development and maintenance of body functions

b)

Entertainment and relaxation

c)

Protection from the sun

d)

None of the above

56.

Which of the following is a type of nutrient?

a)

Vitamins

b)

Water

c)

Minerals

d)

All of the above

57.

What is the main function of carbohydrates in the body?

a)

To provide energy

b)

To build and repair tissues

c)

To regulate body processes

d)

To protect against disease

58.

Which element is needed for red blood cells?

a)

Iron

b)

Calcium

c)

Phosphorus

d)

Potassium

59.

The cells of the body, especially the brain, need a very steady constant supply of sugar for:

a)

Growth

b)

Repair

c)

Energy

d)

All of the above

60.

What is the role of insulin in regulating blood sugar levels?

a)

Insulin tells cells to remove sugar from the blood

b)

Insulin tells cells to release sugar into the blood

c)

Insulin converts sugar into energy for cells

d)

Insulin stores sugar in the liver for later use

61.
What property or quality of a substance gives the substance the ability to move, do work, or cause changes?
a)
Energy
b)
Photosynthesis
c)
Glucose
d)
Work
62.
During cellular respiration, ___________ and ___________ are changed into carbon dioxide, water,and energy.
a)
sugar and nitrogen
b)
energy and oxygen
c)
glucose and oxygen
d)
glucose and nitrogen
63.
What is one of the main sources of chemical energy for both plants and animals?
a)
carbon dioxide
b)
water
c)
fertilizer
d)
glucose
64.
Which of the following is an example of a primary consumer?
a)
worm
b)
rabbit
c)
grass
d)
coyote
65.
A food chain is shown in the diagram. For the food chain shown, which of the following changes would have the most severe consequences?
Grasses --> Crickets --> Mice --> Hawks
a)
A drastic decrease in rainfall, causing  drought.
b)
The poaching of predatory hawks by game hunters.
c)
The introduction of a second predator that eats field mice.
d)
A parasitic infestation that reduces the cricket  population.
66.
The concentrations of chemicals (such as DDT) are found to be greater in animals that are higher onthe food chain. What is this called?
a)
biological magnification
b)
poisoning
c)
chemical movement
d)
biological destruction
67.

An organism that can make its own food

a)

decomposer

b)

producer

c)

consumer

68.
It is a biological community of interacting organisms and their physical environment.
a)
Ecosystem
b)
Biotic System
c)
Abiotic System
d)
None of the choices
69.
What is the term used to describe all living things in an ecosystem?
a)
Biotic Factors
b)
Abiotic Factors
c)
Environmental Factors
d)
Population
70.
What is the term used to describe all non-living things in an ecosystem?
a)
Biotic Factors
b)
Abiotic Factors
c)
Environmental Factors
d)
Population
71.
When a plant is eaten by a grasshopper, the grasshopper is called
a)
Producer
b)
Primary consumer
c)
Secondary consumer
d)
Tertiary consumer
72.
When a plant is eaten by a caterpillar and the caterpillar is eaten by a frog, and the frog is eaten by a snake, the snake belongs to
a)
Producer
b)
Primary consumer
c)
Secondary consumer
d)
Tertiary consumer
73.

In a food web, each ____________ depends on the trophic level below it for energy.

a)

consumer

b)

producer

c)

decomposer

d)

detritivore

74.

What happens to the amount of available energy in the pyramid as it moves up through the different levels?

a)

it increases

b)

it decreases

c)

it remains the same

d)

it decreases, then increases

75.

All of the factors listed are abiotic factors of this underwater ecosystem EXCEPT the

a)

sunlight

b)

water currents

c)

fish population

d)

water temperature

76.

In which area would the rate of evaporation be the lowest?

a)

Over the ocean

b)

Over the mountains

c)

Over the rainforest

d)

Over the desert

77.

The image shows various stages in the water cycle. During which stage does water flow back towards the sea as runoff?

a)

W

b)

X

c)

Y

d)

Z

78.
What is it called when plants give off water vapor as a waste product?
a)
condensation
b)
evaporation
c)
sublimation
d)
transpiration
79.
Organisms that break down dead plants & animals and release nitrogen back into atmosphere...
a)
bacteria
b)
plants
c)
animals
d)
producers
80.
Organisms that need nitrogen to survive
a)
only plants
b)
only animals
c)
only bacteria
d)
all living organisms

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