Will give brainliest 20 points 5 star rating and a u and try to get u verified if
which of the following correctly describes where early earth's water came from?

the atmospheric water vapor condensed

collisions of comets released water

dust storms caused disturbances in the atmosphere, causing rain

atmospheric nitrogen converted into early water vapor which was later pressurized into liquid

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

If animal agriculture was eliminated, how much grain would become available for human consumption?