Review for Test #1

Reminders

This week: Lab does not meet because you are doing Moon observations.

Friday: Test #1

You must have your own calculator, or you will take the test without one.

You may have one 8½ x 11 inch sheet with anything you want on it, front and back.

It MUST be hand-written by you – no copies, no computer-printed pages.

Clicker review questions

1. When is the Earth closest to the Sun?

A) January

B) April

C) July

D) October

E) It’s always the same distance from the Sun

2. On the Cosmic Calendar (which compresses the entire history of the universe into one calendar year), how much time elapsed between the formation of the solar system and the appearance of life on Earth?

A) They happened on the same day

B) Several days

C) Several weeks

D) About three months

3. An easily-recognized grouping of stars is called a(n)

A) Constellation

B) Star group

C) Association

D) Asterism

E) Conjunction

4. “A wood block is lighter than a steel block of the same size” is a falsifiable statement.

A) True

B) False

5. In which part of the Moon’s shadow do you have to be in order to see an annular solar eclipse?

A) Umbra

B) Penumbra

C) Antumbra

6. How is Pluto categorized by astronomers today?

A) Terrestrial planet

B) Jovian planet

C) Dwarf planet

D) Asteroid

E) Comet

7. Kepler’s 3rd Law tells us that

A) planets further from the Sun move faster

B) planets move in ellipses with the Sun at one focus

C) planets closer to the Sun have more elliptical orbits

D) planets closer to the Sun move faster

E) planets move faster when they are near perihelion

8. What is the approximate age of the universe?

A) 6600 years

B) 13.8 million years

C) 4.5 billion years

D) 13.8 billion years

E) 96 billion years

9. Who was the first to suggest that the Earth goes around the Sun?

A) Plato

B) Apollonius

C) Hipparchus

D) Aristarchus

E) Eratosthenes

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10. What was Brahe’s contribution to astronomy?

A) First to determine that the planets move in ellipses with the Sun at one focus

B) Made the most accurate naked-eye observations of planetary positions ever

C) Made telescopic observations of the moons of Jupiter and the phases of Venus

D) Published a heliocentric model of the universe when the world was ready to hear it.

E) Created the mathematical models that explained elliptical orbits

Astro-Cash Cab!

Kylee Sowards

Jasmyn Brendle

Jonathon Hazard

Michael Downs

Curran Grant

One FREE shout-out, one more will cost you one point.

1) What do we call the line that runs north-to-south and goes through your zenith?

Meridian

Ecliptic

Nadir

Horizon

Line of longitude

2) True or False ?

Precession was discovered by a Greek astronomer.

3) The average distance from the Sun to the Earth is called a(n) _______.

4) Match the terms on the left with the descriptions on the right.

Rotation ____

Revolution ____

Equinox ____

Solstice ____

Latitude ____

Longitude ____

A) The Sun is at its furthest north

B) East-west position on the Earth

C) Turning about its central axis

D) Where the ecliptic crosses the equator

E) North-south position on the Earth

F) Orbit around the Sun