Question

section 1 — stars & light
word bank: sun, gravity, photons, apparent motion, orion’s belt, ursa major and ursa minor, elements that it absorbs, temperatures and compositions, blue, 8 minutes, absolute magnitude and temperature

1. the star closest to earth is the ______.
2. the force responsible for crushing or collapsing stars is ______.
3. light bulbs emit ______ to produce light.
4. when a star appears to move across the sky during the night, this is called ______.
5. to help someone locate betelgeuse and rigel, you could tell them to look for ______.
6. the official names for the big dipper and little dipper are ____ and ____.
7. by knowing the type of light a star emits, an astronomer can deduce ______.
8. the morgan - keenan classification system identifies stars by their ____ and ____.
9. a very hot star like alnitak must be ______ in color.
10. light takes about ______ to travel from the sun to earth.
11. the h - r diagram represents a star’s ____ and ____.

section 2 — star formation & life cycle
word bank: nebulae, evolution, white dwarf, supernova, gravity, pulsar, inner, outer, red, constellations

1. “clouds” in space can begin as ______.
2. the aging process of a star is referred to as its ______.
3. a small, low - mass remnant star that has exhausted all nuclear fuel is a ______.
4. a star brighter than an entire galaxy for days is a ______.
5. neutron stars have been overtaken by ______.
6. a spinning neutron star is called a ______.
7. the ____ layer of a star is very dense and hot, while the ____ layer is cooler and less dense.
8. the coldest temperature stars appear ______.
9. groups of stars forming patterns in the sky are called ______.

section 3 — mapping the sky & constellations
word bank: geographic maps, circumpolar constellation, hotter and denser, crests and troughs, astronavigation, google sky maps or pocket universe, ptolemy

1. a cartographer’s job is to create ______.
2. stars that appear to circle polaris because of earth’s rotation are part of a ______.
3. stars get ____ and ____ as they fuse hydrogen into helium.
4. the peaks and valleys of waves are known as ____ and ____.

Explanation:

Each answer is matched to the corresponding term from the provided word banks based on astronomical definitions and facts.

Answer:

SECTION 1 — Stars & Light

1. Sun
2. gravity
3. photons
4. apparent motion
5. Orion's belt
6. Ursa Major; Ursa Minor
7. temperatures and compositions
8. absolute magnitude; temperature
9. blue
10. 8 minutes
11. absolute magnitude; temperature

SECTION 2 — Star Formation & Life Cycle

1. nebulae
2. evolution
3. white dwarf
4. supernova
5. gravity
6. pulsar
7. inner; outer
8. red
9. constellations

SECTION 3 — Mapping the Sky & Constellations

1. geographic maps
2. circumpolar constellation
3. hotter; denser
4. crests; troughs