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Worksheetsscience revision-January 2022
Total questions: 37
Worksheet time: 19mins
which is a producer?
what type of energy does this picture show？
heat energy
wind energy
electrical energy
light energy
what type of energy does this picture show？
heat energy
wind energy
electrical energy
light energy
what type of energy does this picture show？
heat energy
wind energy
electrical energy
light energy
what type of energy does this picture show？
heat energy
wind energy
movement energy
light energy
what type of energy does this picture show？
heat energy
sound energy
movement energy
light energy
what type of energy does this picture show？
heat energy
wind energy
electrical energy
light energy
Which description best matches this particle model?
Particles are closely packed, vibrate fixed position, strong intermolecular(分子间的) forces
Particles are closely packed, no movement, strong intermolecular forces
Particles are closely packed, move around each other, medium intermolecular forces
which food chain is correct?
rabbit → grass → wolf
rabbit → wolf→ grass
grass → rabbit → tiger
Which picture has a chemical reaction?
All food chains begin with a
producer
consumer
decomposer(分解者)
A herbivore is a
consumer that eats both plants and other animals
consumer that only eats other animals
consumer that only eats plants
An omnivore is a
consumer that eats only other animals
consumer that eats both plants and other animals
consumer that eats only plants
A carnivore is a
consumer that eats only plants
consumer that eats both plants and other animals
consumer that eats only other animals
Which state of matter is water in a glass?
solid
liquid
gas
Which state of matter is a pencil?
solid
liquid
gas
Which state of matter does NOT change its shape without force?
solid
liquid
gas
Which of the following is a property of a liquid
Closely packed and can't move a lot.
Particles are close together but can move a little.
Particles have lots of energy and can move around.
Which description best matches this particle model?
Closely packed and can't move a lot.
Particles are close together but can move a little.
Particles have lots of energy and can move around.
Complete the energy chains for the energy transfers in the picture:
→
(a)
Complete the energy chains for the energy transfers in the picture:
→
(a)
Complete the energy chains for the energy transfers in the picture:
→
(a)
Complete the energy chains for the energy transfers in the picture:
→
(a)
Is it a chemical reaction?
Yes
No
Is it a chemical reaction?
Yes
No
What is a predator?
An animal that is killed and eaten by other animals
An animal that kills and eats other animals
What is prey?
An animal that is killed and eaten by another animal
An animal that kills and eats other animals
The snake is the _____ .
Predator
Prey
The bird is the _____ .
Predator
Prey
The tiger is the .
Predator
Prey
The rabbit is the .
Predator
Prey
Which animal is a carnivore?
Which animal is a herbivore?
Which one is a omnivore?
which food chain is correct?
snake → rat → seeds
seeds → rat→ snake
rat → grass → snake
which one is the state of
solid?
which one is the state of
liquid?
