Carlo8552 Carlo8552

12-01-2018
Geography

contestada

Which gas was not a part of earth's atmosphere 3.6 billion years ago?

Respuesta :

severnandmom severnandmom

17-01-2018

Oxygen. Oxygen was a gas that was not part of earths atmosphere for a while. Hope I helped! :D

Answer Link

Otras preguntas

A cell phone company offers service for a flat rate of 20$ per month,plus 3 cents a minute. Which expression could represent the monthly cost of this cell phone

Which law used in Rome has been adapted by Western democratic governments? if someone breaks a person's limb, his limb will be broken women must be under ma

Please help me, I’m dumb Lol

Which of the following demonstrates conflict? A. The boy wanted an ice cream cone, so he went to the ice cream shop. B. Ryan liked to cook, but decided to eat a

the car rental company charges $36 per day plus $0.50 per mile over 100 miles. Write an expression for how much it will cost to rent the car

Who was involved in the missouri compromise

What must be true to find the sum of a infinite sequence?

1. Are the graphs of y = 3x - 2 and y = - 3x + 2 parallel, coinciding, perpendicular or none of these? Explain.

Impact of the colonial wars on the colonies and on their relationship with Britain

A cylindrical tube sustains standing waves at the following frequencies: 600 Hz, 800 Hz, and 1000 Hz. The tube does not sustain standing waves at 500 Hz, at 900