Thursday May 2nd

Objective

• You will apply knowledge of Astronomy in order to review for unit test.

Warm-up

• What is the big bang?

• What did it create?

Astronomy UnitREVIEW

Mrs. Reitz

A: B:About 13.7 million years ago

About 13.7 billion years ago

1. According to the Big BangTheory, the universe began

C: D:About 13.7 trillion years ago

About 137, 000 years ago

B. About 13.7 billion years ago

Next for $100

A: B:Between two meridians

North or south of the equator

2. Latitude is the distance

C: D:North of the international date line

East or west of the prime meridian

B. North or south of the

equator

Next for $200

A: B:Orbiting Shrinking

3. Hubble’s law stating that moredistant galaxies have greaterred shifts indicates that the

universe is

C: D:Expanding Collapsing

C. Expanding

Next for $300

A: B:Shape Temperature

4. The color of a star is a clue to its

C: D:Distance from the sun

Distance from Earth

B. Temperature

Next for $500

A: B:Converts to a protostar

Consumes most of its nuclear fuel

5. A supernova event is thought to be triggered when a

massive star

C: D:Converts all of its hydrogen to uranium

Becomes less bright than surrounding stars

B. Consumes most of its nuclear fuel

Next for $750

A: B:Gamma raysEmission spectrum

6. Astronomers can identifythe chemical compositionof a star by analyzing its

C: D:Doppler effect Chromatic

aberration

B. Emission spectrum

Next for $1,000

A: B:Corona Galaxy

7. A cloud of dust and gases In space is called a

C: D:Nebula Black hole

C. Nebula

Next for $2,000

A: B:The distance light travels in a light-period

The distance that light travels in one year

8. A light-year is

C: D:The amount of sunlight absorbed by Earth in one year

The speed of light

B. The distance that

light travels in one year

Next for $4,000

A: B:

An object whose gravity is so strong that not even light can escape

A brilliant explosion of a massive star

9. What is a black hole?

C: D:A pulsating source of radio waves

The final step in our sun’s evolution

A. An object whose

gravity is so strong that no

light can escape

Next for $5,000

A: B:Red Blue

10. What color will a star bewith a surface temperature of

5000-6000 K?

C: D:White

Yellow

D. Yellow

Next for $8,000

A: B:

Turn into a black dwarf

Produce a supernova explosion

11. All stars, regardless of their size, eventually

C: D:Run out of fuel and collapse

Collapse into a white dwarf

C. Run out of fuel and collapse

Next for $10,000

A: B:

The path of each planet around the sun is an ellipse

Each planet travels more rapidly when it is nearer the sun

12. Which of the following isNOT one of Kepler’s 3 laws?

C: D:

A planet’s orbital period is proportionate to its distance from the sun

Venus has phases like the moon

D. Venus has phases like the

moon

Next for $16,000

A: B:PtolemyKepler

13. The first scientist to formulate and test the

law of gravitational force was

C: D:

Brahe

Newton

D. Newton

Next for $32,000

A: B:Temperature Size and shape

14. Sunspots appear dark because of their

C: D:Distance from Earth Chemical

composition

A. Temperature

Next for $50,000

A: B:Nuclear fission

Radioactive decay

15. What process is producingEnergy in the sun’s interior?

C: D:Nuclear fusion Radioactive

production

C. Nuclear fusion

Next for $64,000

A: B:Hydrogen into helium

Helium into hydrogen

16. The sun produces energy through nuclear fusion,

converting

C: D:Oxygen into carbon Carbon into oxygen

A. Hydrogen into helium

Next for $75,000

A: B:

That reaches the moon before Earth

That is reflected from Earth’s surface

17. Lunar phases are the result of the moon’s motion

and the sunlight

C: D:

That is reflected from the moon’s surface

That is blocked because of the moon’s position

C. That is reflected from

the moon’s surface

Next for $90,000

A: B:Heat Gravity

18. The force that produces tides is

C: D:Rotation Currents

B. Gravity

Next for $100,000

A: B:

Axis is tilted relative to the sun

Orbit changes throughout the year

19. Seasonal changes occurbecause Earth’s

C: D:

Length of rotation varies

Distance from the sun changes

A. Axis is tilted relative to the

sun

Next for $250,000

A: B:

Into Earth’s shadow Between Earth and the planet Venus

20. During a solar eclipse the moon moves

C: D:

Between Earth and the sun

More slowly than usual

C. Between Earth and the sun

Next for $425,000

A: B:NH is tilted 23.5 degrees away from the sun

NH is tilted 23.5 degrees toward the sun

21. The summer solstice is known as the first official day

of summer in the NH because the

C: D:Vertical rays of the sun are striking the equator

Length of daylight equals the length of darkness

B. NH is tilted 23.5

degrees toward the

sun

Next for $500,000

A: B:December 25 December 11

22. A complete moon cycle takes about 28 days. There was a new moon on the eve of

November 27th. On what day would you see a full moon in December?

C: D:December 6 December 20

A. December 25th

Next for $750,000

A: B:Eliminate solar eclipses

Decrease the period of a year

23. An increase in the tilt ofEarth’s axis with respect to

the sun would

C: D:Increase Earth’s rotation

Alter seasonal changes in weather

D. Alter seasonal

changes in weather

Next for $875,000

A: B:The stars orbit the earth

The stars orbit the sun

24. What motion is responsiblefor the regular seasonal

changes of the constellations in The nighttime sky?

C: D:The moon orbits the earth

The earth orbits the sun

D. The earth orbits the sun

Next for $1,000,000

Great Job!!!!Great Job!!!!

Thank you for playing!Thank you for playing!

Closure

• 3 things you learned

• 2 things you knew

• 1 question