1. light is the fastest-known entity in our universe.

true or false

2. there are fewer than one billion stars in the galaxy.

true or false

3. hydrogen atoms do not repel each other within a star.

true or false

4. sky maps show celestial spheres, including constellations.

true or false

5. which of h following happens during the main-sequence stage of a star's life?

a) it cycles, appearing brighter and dimmer in turns.

b) it changes the color that it emits.

c) it increases its distance from the sun.

d) it grows continuously smaller and dimmer.

Match with o for organic and i for inorganic for each compound

Hybrid instruments that play sounds that are part sampled and part synthesized are known as:

Benito is doing research on the effects of florida's elevation on its climate. his notes include the following: 1. the average elevation of florida is 30 m above sea level. 2. the highest point in florida is britton hill, which is 105 m above sea level. 3. the change in temperature from 0 m to 1,000 m is 7 °c. what can benito conclude about the effects of florida's elevation on its climate? a.) florida typically experiences cold temperatures and temperature changes within a narrow range. b.) florida typically experiences cold temperatures and temperature changes within a broad range. c.) florida typically experiences warm temperatures and temperature changes within a narrow range. d.) florida typically experiences warm temperatures and temperature changes within a broad range.