WorksheetsYunit 3 Science
Total questions: 70
Worksheet time: 36mins
__ is the ability to do work.
Energy
Sun
Candle
Light
It is the main source of energy.
Energy
Sun
Candle
Light
It is a kind of energy that came from the Sun that makes us feel warm.
Energy
Sun
Heat energy
LIght energy
It is a kind of energy that makes our surroundings bright and visible
Energy
Sun
Heat energy
LIght energy
Candle light, flourescent bulb light, flashlight, and bonfires are called artificial resources or man-made resources.
False
True
Natural source or Artificial source: Sun
Natural
Artificial
Natural source or Artificial source: candle
Natural
Artificial
Natural source or Artificial source: lighted match
Natural
Artificial
Natural source or Artificial source: fireworks
Natural
Artificial
Natural source or Artificial source: flashlight
Natural
Artificial
Natural source or Artificial source: lightning
Natural
Artificial
Natural source or Artificial source: light bulb
Natural
Artificial
Natural source or Artificial source: bonfire
Natural
Artificial
Check all the sources of energy
falling water
wind
batteries
coal
wood
Some sources of energy are changed to electricity.
True
False
Electricity cannot make our gadgets and appliances work
True
False
Fuels can move machines.
True
False
What does LPG stands for?
Liquefied Petroleum Gas
Land People Gas
Low Part Gas
Food gives energy to human beings and animals
True
False
The wind can rotate the blades of windmills
True
False
It is a kind of energy that is produced when an object vibrates.
Heat energy
Light energy
Sound energy
Vibrations
It is the back and forth movement of something like air.
Heat energy
Light energy
Sound energy
Vibrations
It is usually soft sounds that are good to hear.
Heat energy
Pleasant sounds
Sound energy
Vibrations
These sounds are loud sounds that are harmful to the ears
Unpleasant sounds
Pleasant sounds
Sound energy
Vibrations
Too much heat can cause ____.
sadness
skin cancer
Artificial energy
Vibrations
Pick all the ways to protect you from the sun.
Use an umbrella or hat while walking under the heat of the Sun.
Use long-sleeved shirts
Apply sunblock
Wear sunglasses
Wear shorts while working under the sun
It is a painful reddish skin irritation.
Sunburn
Sunblock
Sunheat
Sunshine
Which time of the day is the hottest?
noontime
morning
evening
What does the Sun give off?
both heat and light
heat only
light only
At what time of the day is it safe for children to play outside?
From 4:00 o'clock to 7:00 o'clock at night
From 8:00 o'clock to 10:00 o'clock in the morning.
From 12:00 o'clockto 3:00 o'clock in the afternoon.
Which of the activity can create the greatest vibration?
flipping the pages of a book
counting the value of coins
beating a drum
What should a swimmer do to be protected from the heat of the Sun during a swimming event?
wear a hat
wear sunglasses
Apply sunblock on skin before the swimming event.
Which is not an artificial or man-made source of light?
fireworks
flashlight
Sun
Which of the following pairs can you use to protect yourself from the heat of the Sun?
shoes and bag
cardboard and fan
cap and umbrella
Which can make pleasant sounds?
ambulance and truck
airplane and firetruck
bird and singing child
In what place must silence be observed at all times?
market
playground
church
Which noise is allowed?
firecrackers
shouting in the classroom
ambulance siren
Your whispering can harm your classmate's ears.
True
False
Waterfalls can move machines that produce electricity
True
False
The barking of a dog can frighten strangers
True
False
We must shout every thime we talk to our classmates.
True
False
Many artificial sources of light are very useful
True
False
The heat from the Sun can be harmful to our skin.
True
False
Soft sounds and loud sounds can both be important
True
False
It is good to read a book in a dimly-lighted room
True
False
The Sun is an artificial source of light
True
False
Plants can make their food without sunlight.
True
False
It is a push or a pull that is applied on an object.
Force
Push
Pull
To ____ is to move something away from you.
Force
Push
Pull
To ____ is to move something toward you
Force
Push
Pull
Pick all the causes why things move.
water
Wind
animals
magnets
electricity
We pull when we open a car door
True
false
We pull the doorbell button to produce sound.
True
false
We push the string of a kite when flying it.
True
false
It is a change in the position of an object. It can happen when force is applied.
Motion
Force
Light energy
Can living things move by themselves
Yes
no
Maybe
Seesaws, elevators, escalaters can move ___
Up and down
round in circles
Forward and backward
roller coasters, ferris wheels and merry-go-rounds can move___
Up and down
round in circles
Forward and backward
Cars, bicycles, tricycles can move___
Up and down
round in circles
Forward and backward
Which cannot move by themselves?
living things
both living things and nonliving things
nonliving things
What can make a kite fly in the sky?
wind
water
magnet
Which is applied to move living or nonliving things?
force
motion
energy
Which can move by themselves?
plants and animals
marbles and stones
seesaws and elevators
Which action requires a pull?
opening a door
cutting a piece of paper
moving a chair forward
Which of the following involves body motion?
sitting
washing the car
looking in the mirror
Which can move up and down?
escalator and elevator
merry-go-round
car and truck
Which of the pair canot be moved by a magnet
escalator and elevator
merry-go-round
car and truck
Which pair requires the use of electricity?
cellphone and computers
shoes and slippers
pencil and pen
What will you do if you see someone being pushed by a classmate?
Tell your teacher about it
Push your classmate also
Keep silent about it
What will you do if you see someone being pushed by a classmate?
Tell your teacher about it
Push your classmate also
Keep silent about it
