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WorksheetsEssentials of Science 2 Final
Total questions: 124
Worksheet time: 1hrs 3mins
The measure of how much matter is in a thing is called __________
kilogram
mass
volume
A thing with more mass is ___________ to move.
harder
easier
A thing with less mass is _______________ to stop.
easier
harder
Mass is measured in _________.
inches
feet
grams
A kilogram equals _____________ grams.
10
100
1000
__________________ measures how much space a thing takes up.
volume
mass
length
Which is the formula for Volume?
V=length X Width X Height
(V=L x W x H)
A=b x h
3.14 x r2
The standard unit for volume is the ________
gram
meter
Liter
Color, texture, and shape are _______________ properties.
chemical
physical
What tool do you use to measure liquids?
a scale
a graduated cylinder
a ruler
What are the 3 phases of matter?
solid, liquid, and __________
gas
rocks
mineral
The top layer of the earth, the part we walk on, is called the ___________.
mantle
core
crust
The center of the earth is very hot. It is called the _________.
crust
mantle
core
This type of rock is laid down in layers over many years.
sedimentary
metamorphic
grantic
igneous
This type of rock is made from lava.
sedimentary
metamorphic
igneous
This type of rock changes because of heat and pressure.
sedimentary
metamorphic
igneous
The inner core of the earth is mostly made of what element?
Iron (FE)
Oxygen (O)
Calcium (CA)
What is the thinnest layer of the earth?
crust
mantle
core
What layer of the earth makes up most of the earth's mass?
crust
mantle
core
The layer of the earth is in the center of the earth and is VERY hot.
crust
mantle
core
Which is more dense?
a solid or a gas
solid
gas
Which is more dense?
a gas or a liquid
gas
liquid
Which is more dense?
a bowling ball or a basketball
bowling ball
basketball
Which of these is a physical property?
rust
flammability
color
Which of these is a physical property?
rust
flammability
texture
True or False
Everything is made of atoms.
True
False
Which word means the ability to float?
density
volume
mass
buoyancy
True or False
Volume and mass are physical properties.
True
False
True or False
Pressure increases (becomes greater) the deeper you go in the ocean.
True
False
Which direction do latitude lines go on a globe?
east and west (horizontal)
north and south (vertical)
Which direction do longitude lines go on a globe?
east and west (horizontal)
north and south (vertical)
What do we call zero (0) degrees latitude?
the equator
the prime meridian
What do we call zero (0) degrees longitude?
the equator
the prime meridian
What do we call land that is surrounded on all sides by water?
a peninsula
an island
a volcano
What do we call land that is surrounded on three sides by water?
a peninsula
an island
a valley
What continent do you live on?
North America
South America
Europe
Asia
What ocean is off the coast of South Carolina?
Pacific Ocean
Indian Ocean
Atlantic Ocean
Arctic Ocean
What are glucose, sucrose, and fructose?
sugars
spices
metals
What do we call the temperature at which a liquid becomes a solid?
Freezing point
Boiling point
What do we call the temperature at which a liquid becomes a gas?
Boiling Point
Freezing Point
What do we call a PURE chemical?
a molecule
an element
a compound
What is represented by the symbol H2O ?
Water
Oil
gas
sugar
If there is a reaction and we there are color changes, bubbles made, and heat made; we can guess that there was a ______________ change.
physical
chemical
Water boiling is a ____________ change.
physical
chemical
What can we use to separate metal and non-metal substances (things)?
a magnet
a filter
What can we use to separate liquids and solids?
a magnet
a filter
What tool would you use to separate dirt from water?
a magnet
a filter
What do we call water that falls from the sky?
precipitation
condensation
evaporation
What is it called when water molecules collect together?
precipitation
condensation
evaporation
What is it called when water changes from a liquid to a gas?
precipitation
condensation
evaporation
At what temperature Fahrenheit does water freeze?
212 degrees
72 degrees
32 degrees
At what temperature Fahrenheit does water boil?
212 degrees
72 degrees
32 degrees
What would be a comfortable room temperature in Fahrenheit degrees?
212 degrees
72 degrees
32 degrees
What tool measures temperature?
a thermometer
a barometer
What tool measures air pressure?
a thermometer
a barometer
What do we call a scientist that studies the weather?
a biologist
a chemist
a meteorologist
When air pressure rises (goes up), what kind of weather can you expect?
nice weather
stormy weather
When air pressure falls (goes down), what type of weather can you expect?
nice weather
stormy weather
What tool measures wind speed.
a thermometer
a barometer
an anemometer
a weather vane
What tool measures wind direction?
a thermometer
a barometer
an anemometer
a weather vane
What do we call the air around the earth?
the lithosphere
the atmosphere
What might happen when dry cool air mixes with warm wet air?
a tornado
nice weather
What do we call big fluffy clouds?
cumulus clouds
stratus clouds
cirrus clouds
What types of clouds may make thunderstorms and bring lots of rain?
Cumulonimbus clouds
Stratus clouds
Cirrus clouds
What do we call a person that makes maps?
a meteorologist
a cartographer
a geologist
What do we call a large tropical storm with winds that are stronger than 74 miles per hour?
a hurricane
a blizzard
a thunderstorm
The air we breathe is mostly made up of Nitrogen and ____________.
Iron (Fe)
Calcium (Ca)
Oxygen (O)
How much of the earth is covered with water?
70%
96%
3%
How much of the earth's water is in the oceans?
70%
96%
3%
Water that we can drink is called freshwater. How much of the earth's freshwater is found in rivers, lakes, and streams on the surface of the earth?
70%
30%
1%
Where is 70% of the earth's fresh water found?
in lakes and rivers
in the ground
in ice
What do we call matter (a thing) that is made of 2 or more different atoms?
a compound
an element
Matter that is made of one type of atom is called ____________.
an element
a compound
True or False
A pure substance can NOT be broken into different parts.
True
False
What do we call a chart of all the elements?
a chemistry chart
The Periodic Table
In a mixture, if the substances are separate from each other, that mixture is called ____________.
homogenous
heterogenous
Saltwater is what kind of mixure?
homogenous
heterogenous
True or False
Homogenous mixtures are usually solutions.
True
False
Which is a pure substance?
cereal
salad
gold
Which is a mixture?
gold
pizza
iron
Things with more mass have
more gravity
less gravity
What do friction, wind resistance and gravity do to moving things?
They slow them down.
(Make them go slower.)
They speed them up.
(Make them go faster.)
True or False
The bigger the object the less the inertia.
True
False
When something is moved from its place, this ___________________.
displacement
velocity
acceleration
Change in speed and direction
displacement
velocity
acceleration
Identify the simple machine.
Inclined Plane
wedge
screw
pulley
Identify the simple machine.
inclined plane
wedge
screw
lever
Identify the simple machine.
inclined plane
wedge
screw
pulley
Identify the simple machine.
inclined plane
wedge
screw
pulley
Identify the simple machine.
inclined plane
screw
pulley
wheel and axle
Identify the simple machine.
inclined plane
screw
wheel and axle
pulley
Force is measured in ____________.
Newtons
grams
centimeters
Liters
In an atom, where are protons found?
in the electron cloud
In the nucleus
in the electrons
In an atom, where are neutrons found?
In the nucleus
In the electron cloud
In electrons
Electrons have a ________________ charge.
positive
negative
neutral
Protons have a ________________ charge.
positive
negative
neutral
Neutrons have a ________________ charge.
positive
negative
neutral
This machine makes electricity.
generator
transformer
breaker
In the picture, how is electricity made?
solar power
by burning coal
nuclear power
hydroelectric
wind power
Which shows a nuclear power plant?
Which picture shows solar energy production?
Which picture shows making electricity from the wind?
Which picture shows hydroelectric power?
Which type of power generation in nonrenewable?
What is the atomic number of Carbon?
12.0107
6
12
What is the atomic mass of Carbon?
12.0107
6
12
How many electrons does this atom of Carbon have?
12.0107
6
12
Choose the material that is a conductor of electricity.
Choose the insulator (the material that will not conduct electricity).
Which picture shows thermal energy?
Which picture shows nuclear energy?
Which picture shows electromagnetic energy?
Which picture shows electrical energy?
Which picture shows chemical energy?
What has the shortest wavelength?
gamma rays
microwaves
visible light
radio waves
What has the longest wavelength?
gamma rays
microwaves
visible light
radio waves
Which rays are the most dangerous?
gamma rays
microwaves
visible light
radio waves
Choose the Cardinal directions? (2 answers)
North
Northeast
Southeast
West
Choose the Intermediate directions? (2 answers)
North
Northeast
Southeast
West
What do we call zero degrees latitude?
The Equator
The Prime Meridian
The Arctic
What do we call zero degrees longitude?
The Equator
The Prime Meridian
The Arctic
What do plants need to do photosynthesis?
(Choose all the correct answers -- 3)
water
sunlight
oxygen
carbon dioxide
What do plants give off when the do photosynthesis?
water
sunlight
oxygen
carbon dioxide
What structure in a plant do the work of photosynthesis?
stoma
guard cells
chloroplasts
phloem
