You want to figure out more about the atmosphere of a new planet so you have measured the star's absorption spectrum during the planet's transit. Using the sample spectrum of elements and the spectrum from the star observed, which two elements would be found in the planet's atmosphere?

Question 17 options:

A)

Iron and oxygen

B)

Hydrogen and sodium

C)

Oxygen and magnesium

D)

Hydrogen and oxygen

this is more of a statement than a question. is there answers to go along with this, or is it opinion based?

if the hares very faster than they are now, and thus the lynx's hunting success rate drops because it will be harder to catch them, the rate that will change will be the pray-rate. the pray-rate will change because more hares will be able to survive, thus more individuals for reproduction, so the end result will be increasing population of hares.

the predator-rate will remain pretty much the same because there will be more than enough pray, but the hunting success rate is stagnant.

the answer

b.) bowling ball

answer: i feel like it would be 3

explanation: