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Created by Mildred

Created by Mildred $100 BasicsOrbitsUniverseSolar Syst.Stars $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400

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Created by Mildred

$100

Basics Orbits Universe Solar Syst. Stars

$200$300$400$500

$100$200$300$400$500

$100$200$300$400$500

$100$200$300$400$500

$100$200$300$400$500

Jeopardy

How old is the solar system?

4.5 billion years

When an object is moved to a higher position, what will

increase?

Its potential energy

What does it mean if the light from a star is shifted towards the

blue end of the spectrum?

The star is moving towards the

observer.

The movement (change in direction of swing) of the

Foucault pendulum indicates that......

The earth is rotating

Gamma rays

Which kind of electromagnetic waves have the shortest

wavelength?

The shape of the earth's orbit is best described as a

Slightly eccentric ellipse

What term refers to the position of the earth when it

is closest to the sun?

Perihelion

When the earth is at aphelion, the apparent size of the sun

will be

Smallest

DAILY DAILY DOUBLEDOUBLE

What is the relationship between a planets distance

from the sun and its period of rotation?

There is NO relationship.

As distance from the sun increases, the rate of revolution

of the planets.......

Decreases

How old is the universe?

12 to 14 billion years

What is the most widely accepted theory which explains

the origin of the universe?

The Big Bang theory

A collection of 100 billion stars held together by gravity is

known as

A galaxy

A cloud of gas and dust in space is......

A nebula

The brightness of a star independent of its distance is

Luminosity

What is the source of power for the sun?

(hydrogen) FUSION

At what rate does the earth revolve around the sun?

About 1o/day

Which planet has the highest density?

Earth

On which planet is a day longer than a year?

Venus

What is located in the space between Mars and Jupiter?

The asteroid belt

What determines the color of a star?

It's temperature

An exploding star is called

a (super) nova

Which star is 10,000 times brighter than the sun and has a surface temperature of 3800oC

Betelgeuse

What color is Polaris

Yellow

How long does it take the sun to rotate on its axis?

27 days