A ____________ is an electrical device that provides a path for electrical current to flow. Electrical current flows through a(n) ___________ circuit and does not flow through a(n) _________ circuit.
Other Answer Choices:
open
closed
circuit
Question 3
3.
Fill in the blanks to complete the passage.
Light travels in a _____________ line. When light bends as it travels through a medium, _______________ occurs. When light bounces back off an object, _______________
occurs.
Other Answer Choices:
straight
curved
refraction
reflection
Question 4
4.
Sort the items below based on their ability to reflect or refract light.
glasses
chrome (shiny metal)
bathroom mirror
a shiny car
fish tank
Question 5
5.
Fill in the blanks to complete the passage.
Sedimentary rocks and fossil fuels take a long time to form. There are different processes that led to each of them being formed.
Sedimentary rocks are formed when ______________ are ______________in a new place. Then, _______________and cementation occur over many years change the sediments into sedimentary rock.
Fossil fuels, such as coal, ______________, and natural gas are created from dead organisms that underwent heat and _____________ for _____________ of years.
Other Answer Choices:
sediments
pressure
petroleum
millions
compaction
deposited
Question 6
6.
Fill in the blanks to complete the passage.
_______________ is the breaking down of rocks on Earth’s surface. ____________moves sediments from one place to another. _______________occurs when ______________ are dropped off in a new place. There are three main causes of weathering, erosion, and deposition are wind, ______________________, and ice.
Other Answer Choices:
Weathering
Erosion
Deposition
sediments
water
Question 7
7.
Identify each landform on the picture below.
Other Answer Choices:
wide valley
sand dune
cliff
delta
canyon
mesa
Question 8
8.
Match the landforms on the left to the primary process that formed each one.
sand dune
mesa
wide valley
delta
Question 9
9.
Place the order of events in the formation of sedimentary rock.
Other Answer Choices:
The sediments
are deposited
at the bottom
of lakes and
oceans.
The sediments
are
compacted
by pressure
on top and
cemented by
water.
Question 10
10.
Place the order of events in the formation of coal.
Other Answer Choices:
Millions of
years ago,
plants in
swamps
collected
energy from
the sun.
Heat and
pressure
changed the
remains into
coal.
Question 11
11.
Fill in the blanks to complete the passage.
Earth ____________ on its _________ once every 24 hours. Earth’s _____________ causes day and __________. The sun rises in the _________ each morning and sets in the _________ each evening.
Other Answer Choices:
rotation
west
revolves
rotates
night
axis
east
Question 12
12.
Fill in the blanks to complete the passage.
Animals can use ______________ components of their ecosystem like manmade structures, rocks, shells, and dirt as shelter. Animals use ___________ components of their ecosystem like plants and other animals as food.
Other Answer Choices:
living
nonliving
Question 13
13.
Categorize the items on the left as interacting with a living component or a nonliving component.
A cheetah catches an antelope for a meal
A hawk building its nest with twigs and branches
A badger digs a den in the dirt
A squirrel drinks water from a pond
Interacting with Living Component
Interacting with a Nonliving Component
Question 14
14.
Fill in the blanks to complete the passage.
A food web shows the flow of ___________ through an ecosystem. Arrows represent the direction energy moves through a food web. A _____________ is an organism that makes its own energy. A _____________ must eat in order to get the energy it needs. A _______________ breaks down dead material and returns nutrients to the soil.
Other Answer Choices:
consumer
producer
energy
decomposer
Question 15
15.
Fill in the blanks to complete the passage.
The _____________, or purpose, of a camel’s foot is to allow it to walk easily through sand. This structure allows the camel to _____________________ in its environment.
Other Answer Choices:
function
live and survive
Fill in the blanks to complete the passage.
Matter is classified based on its physical _______________ . Let’s describe the properties of a copper penny. The amount of matter the penny has is known as _________ . The penny’s physical state is a __________. The penny sinks in water, which means it is _________ dense than the water. It does not dissolve in water, therefore it is not _____________________. The copper penny _____________ electrical and thermal energy.