WorksheetsDELIMA Science Grade 4/2022
Total questions: 20
Worksheet time: 13mins
what is matter? give the states of matter you know
matter is everything around..solid,liquid and gas
matter i can touch...water,stones,air
everyting around us
i dont know
water can be in three forms
solid,liquid or gas
snow, liquid or steam
ice, steam, gas
Anything that has mass and takes up space.
rain
mass
moisture
matter
... is made of substances that can harm our health and the environment
(a)
When two poles are brought together, magnets push each other away. It is calls by . . . .
Push
Pull
Repel
Attract
The place where an organism lives is called as a ....
Community
Pollution
Population
Habitat
What is melting?
a change from liquid to solid
a change of smell
a change from solid to liquid
a change of amount of solute
Give ticks for 3 correct examples about permanent changes!
Fry an egg
make ice cube
burned woods
melted gold
bake a bread
Freezing is............
A process where a liquid changes into a solid.
A process where a solid changes into a liquid.
A process where a liquid changes into a gas.
A process where a solid changes into a gas.
What causes ice to melt?
evaporation
vapour
heat
transpiration
Burning paper is a ....
temporary change
permanent change
Can all materials change shape?
Yes
No
A temporary change is also called ....
reversible change
irreversible change
A permanent change is ....
when the object cannot go back to its original state or shape.
when the object can go back to its original state or shape.
Melting of an ice cream is a ....
temporary change
permanent change
3 things water pollution causes:
Death of animals
Habitat destroyed
Humans sick
Lung damage
Water pollution occurs when:
Harmful substances enter a water supply
Industries dispose of waste safely and correctly.
Industries cut costs with waste disposal.
None of the above.
What is the main example of land pollution?
Soil Erosion
Earthquake
Volcano Eruptions
Floods
What are the examples of Land Pollution?
Dumping Waste
Floods
Throwing waste into the water
Earthquake
Which of the following objects contain a magnet?
