wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

3.2 Detecting alien life

Total questions: 11

Worksheet time: 6mins

Name
Class
Date
1.

What does SETI stand for?

a)

Search Extra -Terrestrial Intelligence

b)

Search for Extra - Terrestrial Intelligence

c)

Search for Extra - Terrestrial Intellect

d)

Seek for Extra - Terrestrial Intelligence

2.

What are mathematical models?

a)

A model made by mathematicians

b)

A set of rules using Maths, usually using a computer, that helps you predict what could happen

c)

A set of rules using Physics, usually using a computer, that helps you predict what could happen

d)

An unproven theory that suggests that alien exists in outer space

3.

Who wrote an equation for working out how many planets are likely to have life on them?

a)

Frank Draco

b)

Drake Frank

c)

Francis Drake

d)

Frank Drake

4.

What is needed for a zone to be habitable?

a)

Oxygen

b)

Water

c)

The Sun

d)

Sunlight/Heat

5.

What is in the Electromagnetic Spectrum?

a)

Ultraviolet

b)

X-rays

c)

Microwaves

d)

All of the above

6.

When did the first radio signal go out into space?

a)

1936

b)

1937

c)

1935

d)

1934

7.

What is the name of the nearest star to Earth?

a)

The Sun

b)

Proxima Centari

c)

Prixoma Centauri

d)

Proxima Centauri

8.

Which rover(s) found evidence that water flowed on Mars?

a)

Curiosity

b)

Opportunity

c)

Messenger

d)

All of the above

9.

What is the Sun mainly made out of?

a)

Nitrogen

b)

Hydrogen

c)

Oxygen

d)

Helium

10.

What is used to detect the other waves of electromagnetic spectrum in orbit around the Earth?

a)

Cameras

b)

Satellites

c)

Radio telescopes

d)

All of the above

11.

What does a line spectrum show?

a)

Which elements are present on the gas that the light has travelled through

b)

The light which the planets emit

c)

The colour of the dust on the planet

d)

The electromagnetic spectrum detected