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Worksheets

Jr Hacks 2021 - Grade 3

Total questions: 35

Worksheet time: 35mins

Name
Class
Date
1.

Which of the following can live on both water and land?

a)

Frog

b)

Fish

c)

Bird

d)

Dog

2.

Which of the following is an omnivore?

a)

Hamster

b)

Lion

c)

Rabbit

d)

Fox

3.

Animals that live in/on ___ are called arboreal animals.

a)

Water

b)

Trees

c)

Land

d)

Air

4.

Largest Mammal in the world:

a)

Lion

b)

Elephant

c)

Whale

d)

Dog

5.

What does NASA Stand for

a)

New Agency of Space Artifacts

b)

National Aeronautics and Space Agency

c)

National Aeronautics and Space Administration

d)

National Art and Space Agency

6.

What is the ISS

a)

Indian Space Station

b)

Irish Solar Soccer

c)

International Space Shuttle

d)

International Space Station

7.

If Emma has 4 bags and there are 5 candies in each bag, how many candies does Emma have in total?

a)

24

b)

20

c)

16

d)

9

8.

Herbivores are animals that

a)

Eat only animals

b)

Are vegan

c)

Eat only plants

d)

Eat both animals and plants

9.

A duck has webbed feet to help it

a)

swim

b)

walk

c)

eat

d)

attack other ducks

10.

Round 478 to the nearest hundred

a)

480

b)

400

c)

450

d)

500

11.

Write 2000 + 400 + 50 + 6 in standard/short form

a)

2546

b)

2000400506

c)

2456

d)

2654

12.

Diya was doing math homework and wrote: 3 + 3 + 3 + 3 How else can this be written

a)

3 x 3

b)

3 x 4

c)

3 x 5

d)

2 x 4

13.

Which of the shapes are a quadrilateral

a)

trapezoid

b)

heart

c)

star

d)

pentagon

14.

What are 3 states of matter?

a)

solid, liquid, gas

b)

light, liquid, gas

c)

gas, liquid, balloons

d)

solid, air, wind

15.

Alexa wants to cover her rectangular floor with carpet. If the dimensions of the floor are 6m x 4m how much carpet will Alexa need?

a)

24 m

b)

24 m2

c)

24 mm2

d)

24 cm

16.

What is Earth’s only natural satellite?

a)

sun

b)

moon

c)

venus

d)

mars

17.

What part of the body helps you move?

a)

eyes

b)

pancreas

c)

muscles

d)

lungs

18.

what helps pump blood through the entire body?

a)

kidney

b)

stomach

c)

lungs

d)

heart

19.

Finding the sum of two numbers means:

a)

adding

b)

multiplying

c)

dividing

d)

subtracting

20.

What is the closest planet to the Sun?

a)

Jupiter

b)

Mercury

c)

Venus

d)

Earth

21.

What star shines in the day and provides light?

a)

Sun

b)

Venus

c)

Mars

d)

Moon

22.

What is the largest planet in the solar system

a)

Sun

b)

Saturn

c)

Jupiter

d)

Earth

23.

What part of the plant conducts photosynthesis?

a)

Trunk

b)

Leaf

c)

Branch

d)

Root

24.

What would happen to water at the temperature -5oC

a)

Melt

b)

Boil

c)

Evaporate

d)

Freeze

25.

Which of the following is not a living thing

a)

dog

b)

onion

c)

worm

d)

sand

26.

Which of the following objects can increase in volume?

a)

Balloon

b)

Shoes

c)

television

d)

computer

27.

Which of the following can measure the temperature of the air?

a)

thermometer

b)

clock

c)

phone

d)

cup

28.

Which of the following animals are kept in a shed?

a)

hen

b)

cow

c)

horse

d)

lion

29.

What is 2 x 3

a)

5

b)

7

c)

4

d)

6

30.

What is 10 + 13?

a)

103

b)

1013

c)

32

d)

23

31.

Code is...

a)

when it's not warm.

b)

the dog from Garfield.

c)

a song or poem dedicated to someone.

d)

specific instructions in a computer program.

32.

What is an error in a program that stops the program from running as expected?

a)

Algorithm

b)

Program

c)

Bug

d)

Code

33.

What do we call the person who writes the instructions for the computer to complete a task?

a)

architect

b)

coder

c)

Bob

d)

composer

34.

What is the action of doing something over and over again?

a)

Loop

b)

Persistence

c)

Program

d)

Code

35.

A good code/program must be

a)

Detailed and short

b)

Hard to understand

c)

Very long