Which of the following is a characteristic of a mixture? A. It has varying properties. B. It has a fixed composition. C. It only contains pure substances. D. It has both varying properties and a fixed composition?

If a car accelerates uniformly from rest to 15 meters per second over a distance of 100 meters, the magnitude of the car's acceleration is

A group of atoms that act as a unit is called

An instrument that measures atmospheric pressure

What is subduction current?

What is a cloud made of

The act, process or state of the change in place or position oa a body with respect to time and relative to the observer is said to be : - 1. Rest 2. Stationary 3. Motion 4. None of the above

During a snowball fight two balls with masses of 0.4 kg and 0.6 kg, respectively, are thrown in such a manner that they meet head on and combine to form a single mass of 1 kg. the magnitude of intial velocity foreach is 15 m/s.

Which phases of matter do molecules have the lowest amount of energy?

How many Oxygen (O) atoms are in the following? H2O + CO2 4 3 2

How does surface roughness affect friction