Physics, 29.05.2020 23:11 garcser257278

WILL MARK BRAINLIEST. Which gas became part of Earth's atmosphere as a result of the evolution of life-forms?

a. Oxygen
b. Nitrogen
c. Helium
d. Hydrogen

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 01:30, bvolleyball9

Afigure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 20.9 12000 200 3.33

Answers: 2

continue

Physics, 22.06.2019 05:30, anggar20

A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?

Answers: 3

continue

Physics, 22.06.2019 07:30, alejandro1102

The charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface

Answers: 1

continue

Physics, 22.06.2019 10:00, amyaacrawford86

Because air contracts as it cools, the air pressure inside a freezer is typically lower than on the outside. why do ice cubes inside a freezer tend to shrink over time? a. the ice dissolves oxygen from the air, forming a denser crystalline matrix. b. the ice reacts chemically with carbon dioxide in the air, forming gaseous carbon compounds. c. the ice melts, and then the liquid freezes as ice crystals on the bottom of the freezer. d. the ice sublimes, and then the water vapor deposits as ice crystals on the sides of the freezer.

Answers: 1

continue

You know the right answer?

WILL MARK BRAINLIEST. Which gas became part of Earth's atmosphere as a result of the evolution of li...