Question

if one were to ask how many solar systems are out there, the most correct answer should be__________. 200 billion - 400 billion billions 1 200 million - 400 million question 34 2 pts what type of spectrum would you get if you disperse the light from the sun? bright line (emission) continuous dark line (absorption) question 35 2 pts what is a light year? 186,000 miles 93 million miles the distance light travels in a year the time it takes for light to travel 6 trillion miles

Explanation:

• For the first question, our Solar - System is just one among billions of planetary systems around stars in the galaxy.
• For the second question, the Sun's spectrum is an absorption spectrum because the light passes through the Sun's cooler outer layers where certain wavelengths are absorbed.
• For the third question, a light - year is defined as the distance that light travels in one year in a vacuum.

Answer:

• Question 1: billions
• Question 2: dark line (absorption)
• Question 3: the distance light travels in a year