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Exploration of Space (2)

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

"For every action, there is always an equal and opposite reaction. " What is it called?

a)

Newton's first law

b)

Newton's second law

c)

Newton's third law

d)

Theory of relativity

2.

The gas rushing out of the rocket or balloon is the______and the movement of the object in the opposite direction is the ______.

a)

reaction, action

b)

action, force

c)

reaction, thrust

d)

action, reaction

3.

•The exhaust exerts a downward force on the air called ______.

a)

reaction

b)

action

c)

friction

d)

thrust

4.

The fuel burned by the rocket creates a_______ which pushes the rocket upwards.

a)

action

b)

vacuum

c)

thrust

d)

frictrion

5.

Rockets produce lots of flames as they burn their fuel with _______.

a)

an oxidiser

b)

an explosive

c)

a neutraliser

d)

carbon dioxide

6.

The ______of a rocket includes the cargo, passengers and equipment.

a)

payroll

b)

payload

c)

propellant

d)

chamber

7.

The _______ is the area of the rocket where propellants are put under pressure.

a)

payload

b)

propellants

c)

nozzle

d)

chamber

8.

The first stage of the rocket and the _____ separate from the rocket and spacecraft

a)

payload fairing

b)

chamber

c)

rocket boosters

d)

solar panels

9.

In _____, the NASA retired all space shuttles.

a)

2020

b)

2001

c)

2016

d)

2011

10.

When the fuel in the first stage is used up, this stage separates so as to _______ and ________.

a)

reduce weight

b)

reduce friction

c)

reduce speed

d)

save fuel