Which of the following is an example of a gas liquid mixture?

a. air we breath

b. helium balloon

c. ice cube

d. Carbonated drink

Which is considered to be a scientific model? A) A hypothesis B) A guess based on conjecture C) An opinion based on fact or conjecture D) Mathematical algorithms of natural event

Which of the following can be accurately determined using Newtonian physics? A. The speed of an object moving at nearly the speed of light B. The momentum of a car C. The position of an electron D.

You will get brainliest Which correctly identifies the verb and its mood in this sentence? It has been raining for seven hours.

A rock falls 30 m. Its KE before it strikes the ground is 4,392 J. What is the mass of the rock? A. 15 kg B. 146 kg C. 1.5 kg D. 3.0 kg

If a steel ball was moved from Earth to the Moon, which would change the most? A. its mass B. its length C. its weight D. its density

If many household substances classify as acids or bases what is the ph scale

A protostar forms once the nebular cloud condenses and the core begins

How do whales bats and dolphins use echolocation? A To scare away predators B To attract mates C To orient them selves and find food D To tell animals of there species where they are

How much force would be needed to move a car with the mass of 100kg to an acceleration of 5m/s/s?

A pendulum bob is made from a sphere filled with water. What would happen to the frequency of vibration of this pendulum if the sphere had a hole in it that allowed the water to leak out slowly?