Term
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Definition
| pluto, Eris and Make Make |
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Term
| How many planets are there? |
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Definition
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Term
| Which galaxy is older? E3, Eba, SB3 |
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Definition
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Term
| How do we know how fast galaxies are moving away from us? How do we know? |
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Definition
| by using the Hubble constant |
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Term
| How many moons does Neptune have? |
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Definition
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Term
| When light appears to be turning from yellow to green is the planet moving closer or further away from us? |
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Definition
| The planet is moving closer |
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Term
| This type of spectrum is used to determine redshift or blueshift |
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Definition
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Term
| What is the math formula used to calculate age of universe |
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Definition
| inverse of the double constant |
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Term
| What phase happens last after the full moon? |
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Definition
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Term
| Which Dwarf planet is not in the Kieper belt? |
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Definition
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Term
| When there appears to be the most light on the left side of the moon we say the moon is...... |
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Definition
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Term
| How far is the moon's orbit off the planetary ecliptic? |
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Definition
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Term
| Does the Big Crunch represent an open or closed model for the future? |
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Definition
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Term
| When the the right half of the moon is in darkness, we say the moon is in what phase? |
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Definition
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Term
| A star is giving off light in the green portion of the spectrum. Would green, yellow or orange show faster movement, from green originally? |
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Definition
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Term
| Population 2 stars are formed from.... |
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Definition
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Term
| When do the highest tides happen? |
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Definition
| When the sun and the moon are in alignment |
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Term
| What are the names of the terrestrial planets? |
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Definition
| Earth,Mercury, Mars, Venus |
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Term
| At what point does the moon appear largest in its orbit? |
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Definition
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Term
| Does the moon's cycle follow the sidereal or sidonic month? |
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Definition
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Term
| Which 3 galaxies are in our local group? |
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Definition
| Andromeda, Magellica and Milky Way |
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Term
| Is a blueshifting gaalaxy moving towards us or away from us? |
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Definition
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Term
| How do we determine how fast galaxies are moving away from us? |
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Definition
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Term
| If two galaxies are moving at the same speed, what is the color shift? |
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Definition
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Term
| At what two phases does sysygy occur? |
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Definition
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Term
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Definition
| approx. 13.7 billion years |
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Term
| A synodic month is how many days long? |
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Definition
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Term
| How far away from us is the Andromeda galaxy? |
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Definition
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Term
| Planetary motion is in which direction when in prograde? |
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Definition
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Term
| E = MC2....what do the letters stand for? |
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Definition
| Energy equals mass x speed squared |
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Term
| A truly dead star is called a ..... |
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Definition
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Term
| What is the brightest thing in the universe? |
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Definition
| a quasar...it's also very active |
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Term
| Nebula in the HII region are usually |
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Definition
| emission nebula, since the HII region is ionized |
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Term
| Any light that shines from a nebula, most likely comes from what population of stars? |
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Definition
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Term
| What is the largest structure in the universe? |
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Definition
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Term
| Which of Newton's laws can only be applied to one body? |
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Definition
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Term
| This term describes one galaxy eating another. |
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Definition
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Term
| Why are black holes black? |
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Definition
| Due to gravitational pull |
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Term
| What happens before nuclear fusion? |
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Definition
| Gravity pulls things together and heat is generated |
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Term
| When a superior planet moves eastward, it is moving in prograde or retrograde? |
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Definition
| prograde.......remember, eastward means from west to east |
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Term
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Definition
| Astronomical unit measuring orbital distance of the sun vs the Earth. You divide to get the distance. |
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Term
| How many foci does an ellipse have |
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Definition
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Term
| Speed of motion increases or decreases as it approaches perehelion? |
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Definition
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Term
| What is Kepler's 3rd law? |
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Definition
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Term
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Definition
| Mass - acceleration in Newton's law |
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Term
| What does the law of gravity state? |
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Definition
| Gravitational attraction is directly proportional to distance |
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Term
| When the Andromeda galaxy collides with our galaxy what will happen? |
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Definition
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Term
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Definition
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Term
| How many hydrogens are needed to make one helium during nuclear fusion? |
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Definition
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Term
| What is a nebula made of? |
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Definition
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