click below
click below
Normal Size Small Size show me how
PHY 111
Intro to Astronomy, Help to study for final
Question | Answer |
---|---|
If a star has a surface temperature of 5000K and another star has a surface temperature of 10,000 K....which star emits the most infrared radiation? | The 10,000 K star. |
If a star has a surface temperature of 5000K and another star has a surface temperature of 10,000 K....which star emits the most ultraviolet radiation? | The 10,000 K star. |
What are 2 examples of standard candles? | 1. Cepheids 2. RR Lyrae 3. W Viginis 4. Type 1 supernovas 5. White Dwarfs |
What is Hubble's Law? | The universe is expanding, the farther away a galaxy the faster it is moving. |