# Problem of the Week: Stars - Granite School District

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14 Νοε 2013 (πριν από 4 χρόνια και 6 μήνες)

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NAME: ___________________

1.

Why did ancient Mariners use the North Star for navigation
?

a.

Its position in the sky stays the same.

b.

It
is easy to spot because it is bright
.

c.

They really didn’t use it; that is a myth
.

d.

The Little Dipper points which way to go
.

2.

The set of constellations visible in the night sky changes each month due to

a.

The
relative motion of the sun and the stars.

b.

The rota
tion of the Earth.

c.

The orbit of the moon around the Earth
.

d.

The orbit of
the Earth around the
S
un
.

3.

What do the stars in a constellation have in common
?

a.

Brightness
.

b.

Distance from Earth.

c.

Size
.

d.

General direction from Earth.

4.

Which of the following would be

appropriate to measure in light years
?

a.

Sun to a distant star

b.

Mercury to Jupiter

c.

Earth to Moon

d.

Earth to Sun

FOCUS QUESTIONS:
WHAT IS A CONSTELLATION? WHY DO WE SEE DIFFERENT
CONSTELLATIONS AT DIFFERENT TIMES OF THE YEAR?

5.

Which size comparison is in order from smallest to largest
?

a.

Planet, Solar System, Milky Way Galaxy, Universe

b.

Planet, Universe, Solar System, Mil
ky Way Galaxy

c.

Planet, Milky Way
G
alaxy, Universe
,

Solar S
ystem

d.

Planet, Solar System, Universe, Milky Way Galaxy

Use the graph below to answer the next two questions.

6.

Alpha Centari is 4.3 light years away. Which star is it on the graph?

a.

Star A

b.

Star
B

c.

Star C

d.

Star D

7.

A probe is sent into space with a range of 8 light years. What is the farthest star
that the probe will be able to reach?

a.

Star A

b.

Star B

c.

Star C

d.

Star D

FOCUS QUESTION
:

1.

Using the diagram above answer the questions below.

a.

Which constel
lation will people on Earth see when Earth is in position 1?

b.

Why?

c.

About long will it take before people can see
the other constellation?

NAME:
KEY

1.

Why did ancient Mariners use the North Star for navigation
?

a.

Its position in the sky stays the same.

b.

It is easy to spot because it is bright
.

c.

They really didn’t use it; that is a myth
.

d.

The Little Dipper points which way to go
.

2.

The set of
constellations visible in the night sky changes each month due to

a.

The
relative motion of the sun and the stars.

b.

The rotation of the Earth.

c.

The orbit of the moon around the Earth
.

d.

The orbit of the Earth around the Sun.

3.

What do the stars in a
constellation have in common
?

a.

Brightness
.

b.

Distance from Earth.

c.

Size
.

d.

General direction from Earth.

4.

Which of the following would be appropriate to measure in light years
?

a.

Sun to a distant star

b.

Mercury to Jupiter

c.

Earth to Moon

d.

Earth to Sun

FOCUS QUESTIONS:
WHAT IS A CONSTELLATION? WHY DO WE SEE DIFFERENT
CONSTELLATIONS AT DIFFERENT TIMES OF

THE YEAR?

5.

Which size
comparison is in order from smallest to largest
?

a.

Planet, Solar System, Milky Way Galaxy, Universe

b.

Planet, Universe, Solar System, Milky Way Galaxy

c.

Planet, Milky Way
G
alaxy, Universe
,

Solar S
ystem

d.

Planet, Solar System, Universe, Milky Way Galaxy

Use the g
raph below to answer the next two questions.

6.

Alpha Centari is 4.3 light years away. Which star is it on the graph?

a.

Star A

b.

Star B

c.

Star C

d.

Star D

7.

A probe is sent into space with a range of 8 light years. What is the farthest star
that the probe will
be able to reach?

a.

Star A

b.

Star B

c.

Star C

d.

Star D

FOCUS QUESTION
:

2.

Using the diagram above answer the questions below.

a.

Which constellation will people on Earth see when Earth is in position 1?

We would see constellation A.

b.

Why?

We would see A because that
is the constellation that is in the night
sky.

c.

About long will it take before people can see the other constellation?

In about 3 or 4 months you could see constellation B close to the
horizon. In 6 months, or half a year you could see constellation B high

in the sky.