Worksheets1st Semester Test Science
Total questions: 60
Worksheet time: 12hrs 21mins
Melting means:
The mixture of liquid with a solid such as salt.
When solid changes into liquid.
Click on the term that is not a physical state of matter.
gas
liquid
solid
water
Complete the sentence: "Matter is anything that...
the amount of matter in an object."
you can smell."
takes up space and has mass."
changes into liquid."
anything that has mass or takes up space.
mass
matter
volume
state
the amount of space something takes up.
volume
mass
weight
state
a property of matter that can be measured or observed using the 5 senses.
states of matter
physical properties of matter
a combination of two or more substances that can be separated is a
potion
mixture
solute
compound
a solution is made when one substance ______ is another.
settles at the bottom
moves
dissolves
is suspended
the amount a solute can dissolve in a liquid is its ____
ability
mixing
solubility
dilution
Mixtures CANNOT be separated.
True
False
Milk is a homogeneous mixture.
True
False
Italian salad dressing is a heterogeneous mixture.
True
False
When a mixture is created it creates a __________ change.
emotional
chemical
good
physical
what is the definition of physical change?
any change that results in the formation of new chemical substances
rusting
changes affecting the form of a chemical substance, but not its chemical identity
any property that is measurable,whose value describes a state of a physical system
What is a chemical change?
how two chemicals react with one another when combined
A property that we can measure or observe with our 5 senses or other tools
When two chemicals react with one another to form a new substance
When a change occurs but it does not result in the formation of a new substance
Matter that has its own shape and takes up space.
solid
liquid
gases
Matter that always fills the shape in a container, such as air.
solid
liquid
gas
Milk takes the shape of its container because it is a:
solid
liquid
gas
What term describes a liquid changing to a solid?
depostion
sublimation
Evaporation
freezing
Which state of matter does not have a definite shape but does have a definite volume?
solid
liquid
gas
boiling
liquid to gas
gas to solid
solid to liquid
liquid to solid
What is the process called when a gas turns into a liquid?
condensation
melting
freezing
evaporation
Molecules are tightly packed together?
solid
liquid
gas
At higher temperatures
particles in an object have less energy
particles in an object move faster
a gas contracts
Which of the following are states of matter?
gas
liquid
solid
water
plasma
What is a cycle?
pattern
a type of bike
a system
a place you go to eat
What is a system?
a cycle
a place where the planets are
a collection of parts that interact
a place you go to eat
How many systems does the Earth have?
3
4
21
6
What is NOT one of Earth's systems
Geosphere
Atmosphere
Watersphere
Biosphere
The Biosphere is made up of what
the water
air
rocks
all living things
The Atmosphere is made up of what
all the air that surrounds Earth
the water
the solid land on Earth
the living things on Earth
The Geosphere is made up of?
all of the water on Earth
all living things
the air on and around Earth
all of the solid land on Earth and in Earth
The Hydrosphere is made up of what?
all of the air in and around Earth
all of the water on Earth
all of the living things
all of the solid land in and on Earth
What is NOT one of the layers of the Geosphere?
outer core
inner core
mantle
outer crust
describes a nonliving part of an ecosystem.
(ex: sun, water, rocks)
abiotic
biotic
Describes a living part of an ecosystem.
(ex: plants and animals)
abiotic
biotic
How many layers does the Geosphere have?
5
12
4
What is altitude?
weather
pressure
distance from Earth's surface
What is a nickname given to Earth because of it's water?
Water Planet
Blue Planet
Wet Planet
What percent of the Earth's surface is covered in water?
50%
70%
100%
What is NOT an example of fresh water?
lake
stream
ocean
river
What is NOT a level of the Biosphere?
individual
population
ecosystem
house
When plants use energy from the sun that is called ___
decomposing
energy
photosynthesis
nutrients
Acid rain deposits_____ in the soil. (Geosphere)
nitrogen
methane gas
corn plants
Pick the Earth's systems (4)
hydrosphere
geosphere
biosphere
atmosphere
abiosphere
The prefix "bio" means
air
water
rock
life
The word "hydro" means
air
water
rock
life
The prefix "geo" means
air
water
rock
life
What does the word "sphere" mean?
cube
three-dimensional ball
cone-shaped
Earth
What two gases are most abundant in the atmoshere?
oxygen carbon dioxide
oxygen and nitrogen
Water flows underground
true
false
Water in lakes and rivers that does not contain salt is?
recycled water
new water
fresh water
When water vapor is cooled and forms droplets?
evaporation
condensation
transpiration
When water is heated in the ocean by the sun and turns into water vapor?
transpiration
condensation
evaporation
What is the main reason water evaporates?
ocean breezes
changing tides
heat from the sun
moon's gravitational pull
What causes clouds to form?
the evaporated water warms up and moves closer together
the evaporated water cools and drops get closer together.
How does water in plants return to the environment?
evaporation
transpiration
condensation
Rainfall that does not infiltrate the soil travels to rivers, lakes, and oceans by what process?
precipitation
runoff
sublimation
The breaking down of rocks into smaller pieces?
weathering
vegetation
erosion
deposition
The weathering and removal of rock and soil?
weathering
vegetation
erosion
deposition
