Worksheets3rd 9 weeks
Total questions: 33
Worksheet time: 24mins
A group of bones forming the frame for the body is the ____
cartilage
ligament
skeleton
The 33 bones in the back that protect the spinal cord are the ____
A. vertebrae
B. phalanges
C. ribs
Bones have a hard outer layer and then a layer of ____ bone.
jelly-like
light, spongy
soft, heavy
Some bones are filled with soft, jelly-like material that produces new blood cells. This material is called ____
cartilage
ligament
marrow
An immovable joint can be found in the ____
elbow
hip
skull
A joint that allows only back-and-forth movement is a ____ joint.
ball-and-socket
hinge
pivot
A joint that allows side-to-side movement is a ____ joint.
ball-and-socket
hinge
pivot
A simple machine that is made up of one or more inclined planes and is used to force materials apart is a ____.
pulley
wedge
wheel and axle
An inclined plane wrapped around a cylinder is a ____.
pulley
screw
wheel and axle
Work is done when a force moves an object over a distance. True or False?
True
False
The weight of an object being moved by a simple machine is the effort.
True
False
The force applied to cause a simple machine to do work is load.
True
False
A dog riding a skateboard is the load.
True
False
Pushing a wheelbarrow full of pumpkins is an example of effort.
True
False
Simple machines help people because they make work easier.
True
False
When using a pulley to lift a box, the direction of the effort is ____, and the direction of the load is ____
upward and downward
downward and upward
horizontal and vertical
vertical and horizontal
Label the oceans. The ocean located at Number 2 is ____ Ocean.
Label the oceans. The ocean located at Number 3 is ____ Ocean.
Label the oceans. The ocean located at Number 5 is ____ Ocean.
Why can we say that there is just one ocean?
because the oceans were created on the same day
because the oceans all connect together
because all the oceans are salty
What is one thing that determines the size of a surface wave?
gravity making the wave fall
how long the wind blows
the amount of precipitation falling
What is the cause in this cause-and-effect relationship: As a result of the strong waves coming onto the beach, sandcastles were destroyed?
the strong waves coming onto the beach
sandcastles were destroyed
What is the effect in this energy cause-and-effect relationship: Surface waves are a consequence of energy being transferred from the wind through the water?
surface waves
energy being transferred from the wind through the water
What is the origin of surface currents?
when the Psalmist wrote about the paths in the seas
when Matthew Maury found the paths in the seas
when God created the winds to move across the water
What causes surface currents to move in a circular pattern?
the continents
the earth's rotation
the earth's revolution
What are two ways to conserve fresh water?
Use the water hose to wash cars and bicycles.
Give your pet fresh water and use the old water for a shrub or plant.
Wash pets outside in a grassy area that needs water.
Use a water hose instead of a broom to clean driveways.
A surface wave transfers wind energy over a distance without moving any matter.
True
False
As a surface wave nears land, the top of the wave touches the ocean floor.
True
False
Friction from the ocean floor slows a wave near land, and gravity makes the top of the wave fall.
True
False
As the surface wave crashes onto land, wind energy transfers to light energy, and some of the energy causes beach erosion.
True
False
Deep ocean currents are affected by how salty the water is and the sand's depth at the ocean floor.
True
False
Match the description with the term. 13. the largest and deepest ocean.
Arctic Ocean
Arctic Ocean
Atlantic Ocean
Atlantic Ocean
Indian Ocean
Indian Ocean
Pacific Ocean
Pacific Ocean
Match the description with the term. 14. the smallest and shallowest ocean.
Arctic Ocean
Arctic Ocean
Atlantic Ocean
Atlantic Ocean
Indian Ocean
Indian Ocean
Pacific Ocean
Pacific Ocean
