electricity and magnetism winter/ spring 2009 grade 4 science review
TRANSCRIPT
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ELECTRICITY AND
MAGNETISM
WINTER/SPRING 2009
Grade 4 Science Review
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Directions:
You must choose the best answer for each question. Some are multiple choice while others are fill in the
blanks. Press SPACE to find out the correct answer.
Press SPACE to move to the next slide
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Are you ready?
FIRST CATEGORY:
Electricity and Magnetism
Press SPACE to move to the next slide
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Category: Electricity and Magnetism
1. If you had two magnets lined up like the ones below, they would
a. attract
b. split
c. melt
d. repel Press SPACE to find out the correct answer.
Press SPACE to move to the next slide
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Category: Electricity and Magnetism
1. If you had two magnets lined up like the ones below, they would
d. repel
b. split
c. melt
a. attract
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Category: Electricity and Magnetism
1. Which items would be attracted to the magnet below?
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Category: Electricity and Magnetism
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
What substance do the paperclip and
weight contain that make them
attract to magnets?
______________. IRON
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Category: Electricity and Magnetism
Look at the box to the left and
predict whether the bulb will or will not light. ______________.
It will NOT light
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slide
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Category: Electricity and Magnetism
Name the type of circuit in the
diagram to the left.
______________.
INCOMPLETECIRCUIT
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Category: Electricity and Magnetism
Predict whether the bulb to the left will light or not.
______________. It WILL light
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Category: Electricity and Magnetism
The circuit to the left is called a
______________ circuit.
CLOSED/COMPLETE
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slide
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Category: Electricity and Magnetism
Although one bulb is broken in the
circuit, the other bulb still lights.
This is an example of a
______________ circuit.
PARALLEL
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slide
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Category: Electricity and Magnetism
1. Which items below act as conductors of electricity?
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
COPPER WOOD SALT WATER
GLASS
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Category: Electricity and Magnetism
1. Which items below act as insulators of electricity?
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
PLASTIC TOY
RUBBER TIRE
IRON GLASS
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Category: Electricity and Magnetism
1. Which is a RENEWABLE way to generate electricity?
a. Hydroelectricity (water powered turbines for generators)
b. Solar Panels
c. Windmill Turbines
d. All of the above Press SPACE to find out the correct answer.
Press SPACE to move to the next slide
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Category: Electricity and Magnetism
1. Electrical energy can be transformed into:
b. heat, light, sound and/or motion energy
a. water, gasoline and hydrogen
c. glass, steel, gold and silver
d. liquids, solids and gasses Press SPACE to find out the correct answer.
Press SPACE to move to the next slide
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Category: Electricity and Magnetism
If we hook up a battery to a magnet, we have justcreated a more powerful magnet called a/an:
c. electromagnet
a. electro-circuit
b. super magnet
d. static magnet
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Want to review more?
SECOND CATEGORY:
Water Cycle and Landforms
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Category: Water Cycle and Landforms
If you add heat to liquid water, it will start to:
a. evaporate
b. condense
c. melt
a. freeze Press SPACE to find out the correct answer.
Press SPACE to move to the next slide
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Category: Water Cycle and Landforms
Look at the box to theleft with the questionmarks. Once watervapor rises in the
atmosphere and cools,it turns to liquid. This
process is called _______________. CONDENSATON
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
??????????
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Category: Water Cycle and Landforms
The low, V-shaped areas
between mountains are
called ________. VALLEYS
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Category: Water Cycle and Landforms
Look at the box to theleft with the questionmarks. Once liquidwater is heated, it
turns into vapor andrises. This
process is called _______________.
EVAPORATION
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slide
??????????
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Category: Water Cycle and Landforms
The landform atthe left with
steep sides and a flat top is
called a ________. PLATEAU
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slide
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Category: Water Cycle and Landforms
Look at the box to theleft with the questionmarks. Liquid or solid
water gets too heavy toremain in the
atmosphereand falls to the surface of
the earth. Thisprocess is called ________________.
PRECIPITATION
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slide
??????????
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Category: Water Cycle and Landforms
Look at the diagram to the left. What is causing the MOST
erosion on the mountain?
______________. A GLACIER
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
??????????
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Category: Water Cycle and Landforms
1. Weathering is:
a. the breaking up of rocks into smaller bits of rock, sand and sediment due to freezing, plant roots, chemical changes and gravity.
b. the movement of small bits of rock by forces such as water, wind, gravity and tides.
c. when precipitation falls from the sky
d. when storms form due to warm and cold air colliding
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Category: Water Cycle and Landforms
When a river carries anddeposits sediment at itsmouth, it forms a:
a. delta
b. dune
c. dell
d. dip
Press SPACE to find out the correct answer. Press SPACE to move to the next slide
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Category: Water Cycle and Landforms
1. Erosion is:
d. the movement of rock, sand and sediment by forces such as water, wind, gravity and tides.
b. when water freezes and breaks up bits of rock c. the attraction force between magnets
a. the breaking up of rocks into smaller bits of rock, sand and sediment
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Category: Water Cycle and Landforms
1. If you take away heat from water vapor, it will cool and form into liquid. This process is called:
b. condensation c. melting
d. collection
a. evaporation
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Category: Water Cycle and Landforms
Look at the picture to the
left. What force is causing the
MOST erosion? ____________. SEA WAVES
Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
??????????
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Category: Water Cycle and Landforms
The landform atthe left with
steep sides and a peak is called
a ________.
MOUNTAIN
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slide
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Almost done!
THIRD CATEGORY:
Living Organisims and Their
EnvironmentPress SPACE to move to the next
slide
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Category: Living Organisms and Their Environment
A dolphin’s blowholemakes it possible for it tobreathe air at the surfaceof the water. This is anexample of a/an:
b. physical adaptation
a. hibernation
c. behavioral adaptation
d. camouflage Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
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Polar bear cubs stay withtheir mother until theyare around three yearsold. This is an exampleof:
a. behavioral adaptation
b. physical adaptation
c. migration
d. camouflage Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
Category: Living Organisms and Their Environment
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The toad in thepicture has developedwhat kind of
adaptation?
d. physical adaptation
b. behavioral adaptation
c. mental adaptation
a. chemical adaptation
Press SPACE to find out the correct answer. Press SPACE to move to the next slide
Category: Living Organisms and Their Environment
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The leaf in the foodchain to the right is
anexample of a/an:
c. producer
a. consumer
b. prey
d. predator
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Category: Living Organisms and Their Environment
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Which animal BEST
fits in the middle ofthis food web?
d. fox
b. horse
c. lion
a. shark
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Category: Living Organisms and Their Environment
?
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The worm in the foodchain to the right is
anexample of a/an:
b. primary consumer
c. predator
d. producer
a. secondary consumer
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Category: Living Organisms and Their Environment
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The animals to theright are examples
of:
d. carnivores
b. vegetarians
c. herbivores
a. omnivores
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Category: Living Organisms and Their Environment
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The food chain to theright is an example ofa/an______________food chain.
c. marine
a. terrestrial
b. wetland
d. urban Press SPACE to find out the correct answer. Press SPACE to move to the next
slide
Category: Living Organisms and Their Environment
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The animals to the right
are examples of:
c. omnivores
a. herbivores
b. carnivores
d. reptiles
Press SPACE to find out the correct answer. Press SPACE to move to the next slide
Category: Living Organisms and Their Environment
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The bird (not the owl) in
the food chain to theright is an example
ofa/an:
d. secondary consumer
b. primary consumer
c. producer
a. tertiary consumer
Press SPACE to find out the correct answer. Press SPACE to move to the next slide
Category: Living Organisms and Their Environment
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The animals to the right
are examples of:
c. herbivores
a. omnivores
b. carnivores
d. predators
Press SPACE to find out the correct answer. Press SPACE to move to the next slide
Category: Living Organisms and Their Environment