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Topic 5 Grade 5 Elevate Science: Impacts on Earth’s Systems Flashcards | StudBud
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Topic 5 Grade 5 Elevate Science: Impacts on Earth’s Systems
What is a rock?
What does it mean to transform?
Topic 5 Grade 5 Elevate Science: Impacts on Earth’s Systems
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1
What does it mean to transform?
to become something different than before
to become a robot
to change
to renew
2
What is a rock?
a natural substance made up of one or more minerals
a mineral that is very common to find on Earth’s surface and in the crust
a natural substance that does not include minerals
a natural, non-living, mineral
3
Farming replaces the type of organisms that live in the area.
False
True
4
Earth’s systems are the source of all natural resources that all living things need to survive.
True
False
5
What is a mineral?
a type of rock that is usually a crystal
a natural occurring, non-living solids in earths crust
a rock/stone that is special and/or valuable
a crystal that is worth a lot of money
6
What is an effect?
the act of causing something
affect, but with an e instead of an a
fake noises and imagery in a movie
the change that happens because of acts
7
What does it mean to be efficient?
to do things well
to do things easily
to do things quickly and well done
to get as much as we can things and do not waste
8
What are activities that reduce natural impact called?
earth-friendly activities
stewardly activities
eco-friendly activities
nature-friendly activities
9
What is conservation?
saving something in a way that makes it look new even if saved for a while
the process of protecting the environment and using its resources carefully
Saving something to use in the future
saving something for a long time
10
Most resources we need are unlimited.
True
False
11
What does it mean to classify things?
make new again
Arrange in a certain way
Publicize the classification
Put into groups
12
What do we use natural gas for? Select
all
that apply.
cooking
video games
laundry
heating
13
In the 20th century, what eliminated all of the wolves from Yellowstone National Park?
there was an increase in the wolves’ predators
people hunting
people polluted the area
wolves couldn’t adapt in the area
14
What is a non-renewable resource?
A resource that easily replenishes
a resource that is not made fast enough to replace what is used
a resource that has died off or decayed because of natural causes
A resource that can never be new again
15
What is a renewable resource?
a resource that is new
a resource that is not usable
a resource that can be made new again
a resource that is made by nature at least as quickly as people use it
16
What is hydroelectric energy?
energy that comes from the movement of water
liquid energy
water force
water moving downhill to create energy
17
What is a natural gas?
a flammable gas
a gas from nature
a gas that animals give off
a gas that can affect nature, such as smoke
18
Ancient civilizations did not use energy.
True
False
19
What is pollution?
dirty bacteria in the atmosphere
dead organisms
filthy air that has been contaminated and released into our atmosphere
the presence of harmful substances in the environment that can kill animals
20
What is a natural resource?
Trees, rocks, and plants
something used to survive found near you in nature
a resource used for natural needs
something found in nature that humans use
