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Worksheets

Practicing Science

Total questions: 45

Worksheet time: 1hrs 1mins

Name
Class
Date
1.

What is the purpose of a switch in an electric circuit?

a)

to change the direction of the electricity

b)

to allow the electric circuit to be opened or closed

c)

to provide a "push" for the electricity

d)

to increase the electric power of the bulb

2.

A natural resource that can be replaced.

a)

renewable

b)

non-renewable

c)

fossil fuels

3.

Defining traits or features of your body.

a)

body features

b)

physical characteristics

c)

technology

4.

The gradual wearing away of something by natural forces (such as water, wind, or ice).

a)

waste

b)

environment

c)

erosion

5.

An individual living thing.

a)

organism

b)

decomposer

c)

producer

6.
a)

rotation

b)

revolution

7.

buoyancy, or the ability to float, is tested using

a)

rocks

b)

wood

c)

water

d)

plants

8.

Sandy soil is formed by rocks ________, or breaking down into tiny pieces.

a)

heating up from the sun

b)

forming fossils

c)

weathering

d)

decomposing

9.

After cutting trees down in the forest, you should protect this natural resource by

a)

using the trees to make furniture

b)

using the wood as building materials

c)

replacing the cut trees by replanting seedlings

d)

using the land to build a farm

10.

Which resource is NONRENEWABLE, or unable to be replaced quickly?

a)

sun

b)

wind

c)

trees

d)

gasoline

11.

__________ energy is created when the sun heats up materials such as water.

a)

mechanical

b)

solar

c)

wind

d)

electrical

12.

All of the items on the picture are examples of ________________________

a)

cool things to have in the lab

b)

Minion Dave's friends

c)

Lab Safety Equipment

d)

optional to all scientists.

13.
A grasshopper eats a blade of grass. What is grass? 
a)
It is food because it is green. . 
b)
It is food because it provides energy
c)
It is food because it produces oxygen gas. 
d)
It is food because it is found in the ground
14.
What is the source of energy animals need to survive? 
a)
minerals 
b)
water 
c)
 food 
d)
 air 
15.
What is weathering? 
a)
Weathering is the process that breaks rocks into smaller pieces. 
b)
Weathering is the process that joins smaller rocks together to make big rocks. 
c)
Weathering is watching the weather to see if it will rain or snow or be windy.
d)
Weathering is when dinosaur bones get hard because they are in the weather. 
16.
What are fossils made of? 
a)
Fossils can be from animals or plants.They can also be footprints, tracks, or nests. 
b)
Fossils come from dinosaurs that died. 
c)
Fossils come from dinosaurs and other animals that have died. 
d)
Fossils are bones from things that have died. They become very hard, like rock. 
17.

All the living things surrounding an organism are called _______________.

a)

the environment

b)

adaptations

c)

an ecosystem

18.

Plants need _____ to make food.

a)

light

b)

protection

c)

to stay warm

19.

A change in a characteristic of a living thing that allows it to survive in its environment is called _____________.

a)

an adaptation

b)

an ecosystem

c)

migration

20.

Some animals _______ from one ecosystem to another to find food and water.

a)

migrate

b)

adapt

c)

hibernate

21.

The living and nonliving things in an area are called _____________.

a)

the environment

b)

an ecosystem

c)

a pod

22.

Anything that makes the air, land, or water dirty is called _________.

a)

migration

b)

pollution

c)

adaptation

23.

all stages of a living thing, from beginning to death

a)

life cycle

b)

reproduction

c)

offspring

d)

metamorphosis

24.

The new living thing of their parents

a)

reproduction

b)

offspring

c)

life cycle

d)

metamorphosis

25.

Animals that change form as they become adults

a)

metamorphosis

b)

offspring

c)

life cycle

d)

reproduction

26.

This is the second stage of a the life cycle of an animal that goes through a complete metamorphosis

a)

eggs

b)

larva

c)

pupa

d)

adult

27.

The tiny new plant in the seed

a)

embryo

b)

flower

c)

pollen

d)

ovary

28.

a living thing that makes its own food

a)

producer

b)

consumer

c)

omnivore

d)

herbivore

29.

Flowers produce this powdery material; it forms in the male part of the flower and is used in reproduction of the plant

a)

pollen

b)

embryo

c)

seed

d)

flower

30.

a model that shows how energy flows from one living thing to another

a)

food chain

b)

table

c)

chart

d)

graph

31.

What are the needs of plants?

a)

Air

b)

Sunlight

c)

Water

d)

Soil

e)

All of the Above

32.

What is the first stage of the plant life cycle?

a)

seedling

b)

seed

c)

adult plant

d)

germination

33.

Jenny saw a tree growing red apples. What stage of the plant life cycle is the tree in?

a)

mature plant

b)

seedling

c)

young plant

d)

seed

34.

This part of the plant produces seeds and creates pollen.

a)

roots

b)

flower

c)

stem

d)

leaves

35.

Plants are __________

a)

non-living

b)

living

36.

The _________ helps hold the plant up and carries water and nutrients to the rest of the plant from the roots.

a)

leaves

b)

roots

c)

stem

d)

seed

37.
A simple machine is a device that helps to reduce the amount of _____ required to work.
a)
force
b)
energy
c)
work
38.
Stairs
a)
wedge
b)
pulley
c)
inclined plane
d)
wheel and axle
39.
A fishing pole is an example of a compound machine. What simple machines are used to make up this compound machine?
a)
lever, wheel and axle, pulley
b)
wheel and axle, inclined plane, pulley
c)
wheel and axle, pulley, inclined plane
40.
This device
a)
wedge
b)
lever
c)
incline plane
d)
wheel and axle
41.
Name this simple machine.
a)
Lever
b)
Wedge
c)
Pulley
d)
Inclined Plane
42.
Name this simple machine. 
a)
Inclined Plane
b)
Lever
c)
Pulley
d)
Wedge
43.
The water is what
a)
opaque
b)
translucent
c)
transparent
44.
What is this
a)
translucent
b)
transparent
c)
opaque
45.
When ALL of the light is blocked
a)
translucent
b)
opaque
c)
transparent