What is the order of the planets?

List the inner and outer planets?

2. Who was the first person into space?1. This object started the

competition between Russia and the U.S. What is the name of this object?

Answers

Which are the largest waves and which are the smallest?

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Put these 3 pictures together to create an important phrase from class?

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• What are the 3 parts to the U.S. space program’s race to the moon?

Who was the first person on the moon?

This excess light does not allow some stars to be seen. What is this called and what are two solutions to this problem?

What are two solutions to light pollution?

Hint 1

pressure Na+Hint 2

What is the object below?

• The Hubble Telescope• How is it better than

other optical telescopes on Earth?

• Less distortion/ no atmosphere

THE END

Race for space

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Answers to slide 10

• 1. Hoods for lights to direct the light downward

• 2. Low pressure sodium lamps which have less glare.

Answers to slide 3• 1. Sputnik Satellite

• 2. Yuri A. Gagarin

Neil Armstrong

Answer• Light pollution

• Low pressure sodium lamps and hoods to cover the lights

Wavelengths

• Radio waves are the largest and Gamma rays are the smallest.

Order of the Planets

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto,

Inner Planets and Outer Planets

• Inner planets = Mercury, Venus, Earth, Mars

• Outer Planets = Jupiter, Saturn, Uranus, Neptune, Pluto