Astronomy

1 km equals what in miles

How large is an AU

How far is a light year

How much larger is the sun than the earth for diameter

How much larger is the sun than the earth in volume

What is the speed of light in km/s

What are the steps of the scientific theory

How many different sky regions are there for constellations

What stars make up the summer triangle (alphabetical)

What property of the colors of the rainbow make them different from each other

How many nanometers is h alpha

How many nanometers is h beta

Is this continuous, emission, or absorption : incandescent light bulb

Is this continuous, emission, or absorption : photosphere light bulb

Is this continuous, emission, or absorption : bright interstellar cloud

Is this continuous, emission, or absorption : heated bar of iron

Is this continuous, emission, or absorption : neon sign

When an electron moves from a smaller orbit to a larger orbit, a photon is

What is the radius of the sun in km

What is the average density of the sun in kg/m^3

What is the average density of the earth in kg/m^3

what is the luminosity of the sun in watts

What is the temprature required for nuclear fusion in K

What fraction of mass in the sun is converted to energy from hydrogen in %

What is the central density of the sun in kg/m^3

What is the central temperature of the sun in millionK

What is the surface area of the temperature in K

What is the length of a sunspot cycle in years

What is a jet of hot gas shooting upward in the chromosphere

What is a looping region of hot gas, supported by magnetic field, that extends into the corona

What is a violent outburst of radiation and particles from a small area in the solar atmosphere

What is a release of a huge balloon-shaped region of high-energy gas from the corona into the solar wind

A parsec is a measure of

How many stars are in the milky way galaxy

How long is the milky way in diameter in ly

How thick is the milky way in ly

Which expression gives the number of times, N, that the sun has orbited the center of the milky way galaxy if the age of the sun is A and the orbital period is P

Which of the following objects is least likely to be found in the halo of the milky way galaxy

In what constellation is the center of the milky way galaxy located

The outer halo of the milky way galaxy is primarily composed of

What percent of the galaxy is dark?

A standard candle has a known (blank). By measuring its apparent brightness, we can determine its (blank)

In comparison to the other galaxies in the local group, the milky way and the andromeda galaxy are