WorksheetsRevision (Electricity, electrical safety, circuit, solar system)
Total questions: 116
Worksheet time: 19mins
In the event that someone is being shocked by electricity you should never ________________.
call an adult
call 911
touch them
yell for help
It is okay to use electrical devices around water if you use a good quality wire.
true
false
Why is overloading an outlet not allowed?
It will make people stumble and hurt.
It makes the house messy.
It creates the risk of wire overheating and starting a fire.
It incurs huge electricity bills from too much energy.
It is much safer to pull an electrical cord by pulling the cord instead of the plug.
True
False
Electricity is a form of _____.
Energy
Machine
Life
Food
The charger wire is so far from my bed. So, I can put it under the rug.
True
False
Don't touch an electrical devices when you are_____________
Angry
Busy
Sick
Wet
Never pull an item from an electrical outlet by the cord.
True
False
What should you do with wet hands before touching electrical items?
Is this dangerous? Why?
Yes. The fork is made of metal. The child can get electrocuted.
Yes. You should not stick anything into a socket. The child can get electrocuted.
No. The fork is made of metal. Nothing will happen.
No. The switch is off. It is safe.
Can you still use this battery?
No. It has leaked.
No. It is out of energy.
Yes. It just needs to be cleaned.
Yes. This shows it is working well.
Can you destroy a battery?
Yes. It is just a piece of metal.
Yes. It will just leak water.
No. There are chemicals in the battery that may harm you.
No. It might explode and cause a fire.
Look at the picture:
We can use electricity to
Make light (tạo ra ánh sáng)
Make sound (tạo ra âm thanh)
Make things move (làm cho đồ vật di chuyển)
An iron uses
Cell / Battery
Mains electricity
A hair dryer uses
Cell / battery
Mains eclectricity
Working with electricity makes a worker how many more times likely to be killed than from any other kind of accident?
10
5
20
50
Electricity is a form of _____.
Energy
Machine
Life
Food
Damaged power cords can cause__________
Fires
Electrocution
None
Both
The charger wire is so far from my bed. So, I can put it under the rug. I mean no one will notice.
True
Fales
_________ plug too much stuff into one outlet.
Don't
Do
Where should leads from electrical items never be left?
Safely in the shed
Put away properly
Trailed across the floor
Don't touch an electrical devices when you are_____________
Angry
Busy
Sick
Wet
Never pull an item from an electrical outlet by the cord.
True
False
How to put out electrical fires? (more than one option)
Using water
Fire extinguisher
Baking soda
Fire blanket
The charger wire is so far from my bed. So, I can put it under the rug. I mean no one will notice.
True
Fales
What is the point of a battery in a circuit?
to power the circuit
for looks
for the wires to connect to
How does a switch work?
When you close the switch the circuit is open
When you open a switch the circuit is closed
It switches things
I have no idea
Wire is a ---------?
Conductor
Insulator
When all parts of the circuit are connected it is a --------- circuit.
Open
Closed
A path along which electricity can flow is a ------?
Light bulb
Conductor
Insulator
Circuit
What would best complete this circuit?
Wire
Battery
Bulb
None of the above
When a circuit is closed , the bulb is --------?
On
Off
Why is electrical wire usually covered with a layer of plastic?
To make it look pretty
To help electricity flow along the wire.
To make it safe from electric shock
To add more energy
A complete circuit is an open circuit .
True
False
When a circuit is open , the circuit is -----?
On
Off
The components of a simple circuit are -------, ------ and -----------
Our main source of energy comes from
food
the sun
batteries
Electricity can be conserved by
using solar panels
taking shorter showers
riding your bicycle
True or False:
Wind energy is a good alternative energy source because it produces less pollution.
true
false
A windmill turns and produces
energy
sunlight
oil
How can this person reduce the use of this resource?
leave the water on when brushing their teeth
turn the water off when brushing their teeth
Is this a renewable or nonrenewable energy source?
renewable
nonrenewable
To CONVERT WASTE INTO REUSABLE new MATERIAL.
WASTE
CONSERVATION
RECYCLE
All the following are poor insulators of electricity EXCEPT_______.
Penny
Eraser
Paperclip
Nail
The diagram shows a series circuit with three lit bulbs. How many bulbs will stay on if the wire is cut at the arrow?
0
1
3
2
Students conduct an investigation to observe the sun's movement. Which safety procedure should students follow during the investigation?
never look directly at the sun
wear gloves and apron
keep loose hair tied back
record all data in science notebooks
Which of these is NOT a planet?
Venus
Pluto
Jupiter
Mars
What planet do we live on?
Uranus
Neptune
Mercury
Earth
Where does the light of the Moon come from?
The Earth
Its own gases
The Sun
Saturn
What is the Moon made out of?
Stars
Gases
Flowers
Rocks
Which word means solar?
Sun
Earth
Moon
Star
The changing shapes of the Moon are called
Spins
Phases
Orbits
Days and nights are caused by the way the Earth moves around the sun. What is this movement called?
Rotation
Phases
Seasons
Solar system
What are the objects in space made up of hot gases called?
Planets
Moons
Rocks
Stars
Which is the largest planet in the solar system?
Jupiter
Saturn
Mars
Neptune
The moon is not visible in the sky during the ________ phase.
First Quarter Moon
Full Moon
Last Quarter Moon
New Moon
How long does it take for the phases of the Moon to start and finish?
1 day
1 week
1 month
1 year
What is the time taken by the Earth to complete one rotation around the sun?
24 hours
24 days
1 month
1 year
Name the imaginary line upon which the Earth spins.
Axis
Orbit
Rotation
Phase
What is the name of the path that the Earth follows around the Sun?
Axis
Orbit
Rotation
Phase
What is the smallest planet in our solar system?
mercury
Jupiter
Mars
Venus
What is the name of the galaxy we live in?
Andromeda
Milky Way
Whirlpool
Sombrero
Which planet is known as the 'Red Planet'?
Venus
Mars
Jupiter
Saturn
What is the closest star to Earth?
Alpha Centauri
Sun
Proxima Centauri
Sirius
What causes day and night on Earth?
The Earth's rotation on its axis
The Earth's revolution around the Sun
The Moon's rotation around the Earth
The Sun's rotation on its axis
What is the sun?
satellite
planet
star
moon
How many planets are there in the Solar System?
8
3
9
10
What is this?
satellite
sun
stars
The only planet that supports life.
Moon
Sun
Earth
Star
The center of the Solar System is the __________.
The sun, burning ball of gas or star.
Like a planet, but on fire.
Ball of liquid that is very hot.
The Earth spins on its axis. This movement is called...
Jump
Rotation
What is the name of this planet?
Jupiter
Saturn
Mercury
Mars
What is our solar system made up of?
The sun and moon
The sun, moon and Earth
The solar system is the Sun, and the group of planets and bodies that orbit it.
It's a big star that give us light.
SUN
MERCURY
MARS
VENUS
Which planet is the first (1st) from the Sun?
Mercury,Saturn
Jupiter, Uranus, Neptune
Jupiter, Neptune,
Mercury,Saturn,
Uranus
Mars,Jupiter,
Saturn,Uranus
Neptune
The planet Earth move all the time.
True
False
What planet do we live on?
Uranus
Neptune
Mercury
Earth
Where does the light of the Moon come from?
The Earth
Its own gases
The Sun
Saturn
Which word means solar?
Sun
Earth
Moon
Star
What are the objects in space made up of hot gases called?
Planets
Moons
Rocks
Stars
How many seasons of the year are there?
4
8
12
24
What is the name of the path that the Earth follows around the Sun?
Axis
Orbit
Rotation
Phase
What is the name of the galaxy we live in?
Andromeda
Milky Way
Whirlpool
Sombrero
What is the closest star to Earth?
Alpha Centauri
Sun
Proxima Centauri
Sirius
What causes day and night on Earth?
The Earth's rotation on its axis
The Earth's revolution around the Sun
The Moon's rotation around the Earth
The Sun's rotation on its axis
What is our solar system made up of?
The sun and moon
The sun, moon and Earth
The solar system is the Sun, and the group of planets and bodies that orbit it.
It's a big star that give us light.
SUN
MERCURY
MARS
VENUS
Mercury,Saturn
Jupiter, Uranus, Neptune
Jupiter, Neptune,
Mercury,Saturn,
Uranus
Mars,Jupiter,
Saturn,Uranus
Neptune
The planet Earth move all the time.
True
False
moon
stars
moon
telescope
cold
heat
cold
heat
light
telescope
solar system
planet earth
What is this?
Star
Moon
Satelite
Planet
Which is the hottest planet in the solar system?
Mercury.
Saturn
Venus
Neptune
What is this?
Sun
Moon
Earth
Star
What is at the centre of our solar system?
Sun
Planets
Makemake
Moon
Which planet is nearest the sun?
Mercury
Venus
Earth
Tick the rocky planets.
Mercury, Venus, Eath and Mars
The inner planets
Jupiter, Saturn, Uranus and Neptune
Earth and Mars
The outer planets
What is a star?
A star is the center of the Universe.
A star is an enormous ball of gas. It gives out light and heat.
A star is a yellow ball. It gives light and heat.
The Moon is a star.
The Earth moves around the Sun. That is called...
spin
rotation
revolution
round
Rotation produces (a)
Revolution produces (a)
How long does it take for the Earth to move around the Sun?
It takes 1 year = 365 days to move around the Sun.
It takes 1 day = 24 hours to move around the Sun.
It takes 1 month = 30 days to move around the Sun.
It takes 1 hour to move around the Sun.
How long does it take for the Earth to spin (to move around its own axis)?
It takes 1 year = 365 days
It takes 1 day = 24 hours
It takes 1 month = 30 days
It takes 1 hour
A planet is a celestial body that orbits around a (a)
A satellite is a celestial body that orbits around a (a)
The Earth spins. It moves around its own axis. That is called ....
spinach
rotation
revolution
round
