NEW
Font size
WorksheetsGeneral Science Review
Total questions: 60
Worksheet time: 38mins
Oceans, glaciers, lakes, and rivers are part of Earth's
hemisphere
lithosphere
hydrosphere
atmosphere
Earth’s surface has a relatively thin, solid outer shell called the lithosphere. This solid part of Earth is part of the
hydrosphere
geosphere
outer core
atmosphere
Rocks are classified as igneous, metamorphic, or sedimentary according to
their color.
how they formed.
their shape.
the minerals they contain.
Which statement is true of ALL rocks?
Rocks contain fossils.
Rocks are formed in layers.
Rocks are composed of minerals.
Rocks contain organic material.
What information did scientists study in order to develop this model of Earth's interior?
fossils found in rocks
core samples from seafloor drillings
locations of recent volcanic activity
recordings of earthquake waves
Which process is mostly responsible for the breaking down of the rock cliff into sand-sized sediment?
faulting
weathering
precipitation
metamorphosis
Which human activity would help reduce the amount of carbon dioxide in the atmosphere?
decrease the number of recycling programs
increase the human population
decrease the burning of fossil fuels
increase the number of cars being driven
Which two gases, when released into the atmosphere, are believed to contribute most to global warming?
nitrogen and oxygen
methane and carbon dioxide
nitrogen and methane
methane and oxygen
Which energy source is renewable?
solar
natural gas
coal
oil
Which would not be a good strategy for reducing the amount of fossil fuels people use in the United States?
keep your home and cars as warm as possible in the winter with furnace heat and as cool as possible in the summer with air conditioners
reduce waste, recycle materials, reuse products
use public transportation or car-pool when possible
turn off lights, computers, and electronic devices when not in use
Which statement is best supported by the information shown in the diagram?
Acid rain is necessary for forest growth.
Most rain is caused by factories.
The Adirondack Mountains determine the direction of prevailing winds.
Human activities can cause pollution.
Which energy source is considered nonrenewable?
oil
sunlight
biomass
moving water
The best title for the diagram is
Water Pollution
Renewable Energy
Greenhouse Effect
Ozone Depletion
Which statement is best supported by the diagram?
Chemicals applied by farmers lower the level of pollution in drinking water.
Human activities do not affect groundwater.
Toxic waste is safe if buried below the level of the basements of nearby homes.
Drinking water can become polluted from unsuspected sources.
Which would not be a reason for an increased usage of electricity?
increased use of locally grown organic goods
increase in human population
increased number of commercial institutions
increase use of technology and electronic devices
The sun appears to move across the sky during the day. The best explanation for this apparent motion is that Earth is
rotating on its axis
much smaller than the Sun
revolving around the Sun
tilted on its axis
Choose the phase of the Moon that an observer at X would see when the Sun, Earth, and the Moon are in the positions shown in the diagram. Assume there is no eclipse at that time.
The map shows the four major time zones in the continental United States. If it is 9 a.m. in the Eastern Time Zone, what time is it in the Pacific Time Zone?
3 a.m.
6 p.m.
6 a.m.
9 p.m.
Which season is occurring in the Northern Hemisphere?
winter
summer
fall
spring
The longitude of a location determines which time zone it is in. Different time zones are the result of
Earth's rotation
the Moon's rotation.
the Moon's revolution.
Earth's revolution.
Biome = area of the world that shares the same plants, animals, and --
people
weather
sports
air pressure
This is a picture of which biome?
evergreen forest (taiga)
grassland
tundra
desert
A log in the woods is --
biotic
abiotic
This is the ________________ biome.
rainforest
grassland
evergreen forest (taiga)
deciduous forest
A flower is an example of a --
producer
consumer
decomposer
In this picture, the bear is a --
prey
producer
decomposer
predator
Which of these is NOT a producer in the food chains?
corn
lion
carrot
grass
The green plant gives energy to the goat, mouse, and --
kite
rabbit
snake
owl
A worm is an example of a --
consumer
producer
decomposer
plant
This is a deciduous forest tree because --
it's always green
its leaves fall off
it's dead
it's a big tree
A cactus can store water in its body. This is an important adaptation because --
desert temperatures are very high (hot)
desert temperatures are very low (cold)
there is a lot of rain in the desert
there is a lot of precipitation in the desert
Why are there no plants?
It is too cold in the grassland.
It is too cold in the tundra.
It is too cold in the evergreen forest.
It is too cold in the deciduous forest.
Sharks have gills so they can --
swim faster
walk on the beach
eat plants
breathe in the water
What is the abiotic factor in the picture?
turtle
frog
water
plant
Organisms that MAKE their own food through photosynthesis are --
producers
consumers
decomposers
abiotic factors
A tiger is a consumer because it --
eats food to get energy
breaks down dead things for energy
makes food for energy
uses photosynthesis to get energy
What would happen if the grass died?
Only the grasshopper would die
The grasshopper and frog would die
All the animals would die
Only the snake would die
Which animal is PREY for the frog?
grasshopper
snake
What is the PRODUCER?
sun
rain
snake
grass
The sun is NOT living. It is --
biotic
abiotic
Which element is a poor conductor of heat?
F
K
Fe
Ag
Which element is an excellent conductor of heat and electricity?
Cu
C
He
Ne
Metals are
poor conductors of heat and electricity
great conductors of heat and electricity
Nonmetals are
poor conductors of heat and electricity
great conductors of heat and electricity
Elements found along the steplike like are referred to as
nonmetals
metals
metalloids
Select the element that is a nonmetal
N
Cu
Ni
Na
Select the element that is a metal
O
Ca
F
Cl
Which is a naturally occurring chemical?
aspirin
plastic
salt
nylon
This table shows the specific heat of four substances. If each substance is exposed to the same amount of energy for one minute, which substance will get the hottest?
lead
glass
iron
ice
A beaker with 100mL of water is placed on a hot plate and heated. The water boils at 100 degrees C. At what temperature would 90mL of water boil?
10 degrees C
100 degrees C
90 degrees C
110 degrees C
A beaker with 200mL of water is placed on a hot plate and heated. The water boils at 100 degrees C. At what temperature would 110mL of water boil?
200 degrees C
100 degrees C
110 degrees C
210 degrees C
Which of the following gases contributes to global warming and climate change?
Hydrogen
Helium
Carbon Dioxide
Oxygen
Chemical X has a mass of 5 grams, and chemical Y has a mass of 10 grams. If the two chemicals are mixed and a complete chemical reaction takes place, what is most likely the mass of the product?
5 grams
10 grams
15 grams
50 grams
Chemical X has a mass of 20 grams, and chemical Y has a mass of 30 grams. If the two chemicals are mixed and a complete chemical reaction takes place, what is most likely the mass of the product?
20 grams
30 grams
50 grams
100 grams
How can a scientist, using the periodic table, find an element with properties similar to another element?
By comparing density
By finding its periodic group
By comparing malleability
By comparing atomic weight
The element silicon is best used for which purpose?
As a container to keep coffee hot
As a semiconductor in computer chips
As a material to make airplane frames
As a malleable material for coins and jewelry
Silicon (Si) is a semiconductor, because it is a
metal
nonmetal
metalloid
Which is an example of a physical change?
boiling
rotting
burning
rusting
All changes in states of matter (boiling, melting, evaporation) are
chemical changes
physical changes
After a chemical reaction occurs in an open test tube, measurements indicate that the mass of the reactants is greater than the mass of the products remaining in the test tube. What most likely explains the measurements?
A solid was produced.
A gas was produced.
The salinity of the reactants was high.
The temperature of the reactants was low.
