Trimester I exam

1. 
   a pulsar
   
2. 
   a black hole
   
3. 
   a supernova
   
4. 
   a meteor
   

1. 
   The moon usually travels directly between Earth and the sun.
   
2. 
   The moon's orbit is tilted in relation to the Earth's orbit.
   
3. 
   The moon usually travels directly behind Earth.
   
4. 
   The moon is too close to the earth.
   

1. 
   Jupiter
   
2. 
   Mars
   
3. 
   Venus
   
4. 
   Mercury
   

1. 
   Its axis is tilted as it revolves around the sun.
   
2. 
   The distance changes as it revolves around the sun.
   
3. 
   The moon revolves around it.
   
4. 
   The sun's axis is tilted.
   

1. 
   winter
   
2. 
   spring
   
3. 
   summer
   

1. 
   fall
   

1. 
   Vernal equinox
   
2. 
   Summer solstice
   
3. 
   Autumnal equinox
   
4. 
   Winter solstice
   

1. 
   A meteor hit the surface of Earth in that spot.
   
2. 
   A comet hit the surface of Earth in that spot.
   
3. 
   A meteorite hit the surface of Earth in that spot.
   
4. 
   A meteoroid hit the surface of Earth in that spot.
   

1. 
   Solar eclipse.
   
2. 
   Lunar eclipse.
   
3. 
   Total lunar eclipse.
   
4. 
   Planetary eclipse.
   

Based on the observed phase of the moon, predict the location of the Moon in its orbit around the Earth.

1. 
   A
   
2. 
   B
   
3. 
   C
   
4. 
   D
   

The chart shows the average distance of each planet from the Sun and the speed each planet travels in its orbit.

1. 
   The planets closer to the Sun travel around the Sun faster.
   
2. 
   The planets closer to the Sun absorb the Sun's energy and therefore move faster.
   
3. 
   The outer planets move slower because they are larger.
   
4. 
   The outer planets move slower because they have many moons.
   

1. 
   A star
   
2. 
   A comet
   
3. 
   A meteor
   
4. 
   An asteroid
   

1. 
   To avoid eyestrain.
   
2. 
   To improve your vision.
   
3. 
   Only if you don’t have corrective glasses.
   
4. 
   Any time chemicals, heat or glassware are used and to protect our eyes.
   

1. 
   Full moon
   
2. 
   Solar eclipse
   
3. 
   Lunar eclipse
   
4. 
   Quarter moon
   

Write a paragraph that describes how light increases and decreases (start with new moon and end with full moon). In your paragraph, you must also state during which phases we might experience a solar or lunar eclipse.