WorksheetsScience Test Review - Energy
Total questions: 20
Worksheet time: 37mins
Which one of these is the most important source of light on earth?
Which of these is a source of light?
Identify the natural sources of light
Some of these items do NOT produce light.
Select the things that give out heat
Which of these do NOT use heat?
cooking food
baking a cake
bouncing a ball
having a hot shower
Which shows the use of heat?
What gives out sound?
Which sound in the picture are loud?
... is soft.
A lion's roar.
A whisper
A thunder
An alarm bell
The picture shows that sound ....
tells people what to do
helps us to relax
warns us of danger
keeps us warm
The heat from the ... helps us to dry our clothes.
(a)
Sounds can be loud or (a)
List two things that give out heat in your home.
TRUE or FALSE:
Electricity can be a source of heat.
(a)
TRUE or FALSE:
Burning fuels can help vehicles work, make electricity and other materials.
(a)
When is the sound made?
When an object travels in space.
When an object hits another object.
When an object moves back and forth.
When there is air around.
When we are in the classroom, which of the following sound may reach our ears first?
Sound from tapping the table.
Ring of the bell from the principal’s office.
Whisper of your classmate seated behind the room.
Chirps of a bird nearby acacia tree.
If we add heat to chocolate, it will-
freeze
melt
change color
Which object below does not produce sound?
a piano
thunder
clapping
a cotton ball
