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Worksheets

Inner Planets

Total questions: 15

Worksheet time: 9mins

Name
Class
Date
1.

Planet #1 is ...

a)

Mars

b)

Earth

c)

Venus

d)

Mercury

2.

Planet #2 is ...

a)

Mars

b)

Venus

c)

Earth

d)

Mercury

3.

Planet #3 is ...

a)

Mars

b)

Venus

c)

Earth

d)

Mercury

4.

Planet #4 is ...

a)

Mars

b)

Venus

c)

Earth

d)

Mercury

5.

Which planet has the longest year?

a)

Mars

b)

Venus

c)

Earth

d)

Mercury

6.

Which planet has two moons?

a)

Mars

b)

Venus

c)

Earth

d)

Mercury

7.

Which planet has an atmosphere that allows life?

a)

Mars

b)

Venus

c)

Earth

d)

Mercury

8.

Which planet is the hottest?

a)

Mars

b)

Venus

c)

Earth

d)

Mercury

9.

Which planet has the thinnest atmosphere?

a)

Mars

b)

Venus

c)

Earth

d)

Mercury

10.

Circle 1 is NOT a

a)

moon

b)

planet

c)

star

11.

Circle 2 is NOT a

a)

moon

b)

planet

c)

star

12.

Which of the following characteristics is common to ALL FOUR planets in the inner solar system?

a)

have one or two moons

b)

have a solid rocky surface

c)

have a thin, toxic, atmosphere

d)

have the same orbit length around the sun

13.
_______________ is the process of shedding and replacing the exoskeleton of a crayfish.
a)
Molting
b)
Hibernating
c)
Sleeping 
d)
Respiration
14.
The process of RE-growing lost body parts such as walking legs is known as 
a)
REgeneration
b)
Respiration
c)
Hibernation
d)
Molting
15.

Mr. Calandra placed a crayfish in the plastic box. Mr. Calandra moved his hand toward the crayfish. The crayfish raised its pincers in defense.


The stimulus in this experiment is .........

a)

the crayfish raising its pincers

b)

Mr. Calandra placing the crayfish in the plastic box

c)

the crayfish slowly walking around

d)

Mr. Calandra's hand moving toward the crayfish