When a substance changes from any state of matter to another it is called

a. sublimation.

b. condensation.

c. absolute zero.

d. a phase change.

A car has a mass of 2,000 kg and speeds up at a rate of 2 m/s? What is the net force exerted on the car?

Suggest one way to detect the oxygen level in a safer way. give one reason for your suggestion.

1. When an object moves it acquires (a) friction (b) traction (d) speed (c) energy of motion

A sports car accelerates from zero to 30 mph in 1.5 s. How long does it take for it to accelerate from zero to 60 mph, assuming the power of the engine to be independent of velocity and neglecting friction? A. 2 sB. 3 sC. 4.5sD. 6 sE. 9 s

Identify the statement that correctly describes the relationship between wavelength and frequency. Wavelength and frequency are inversely proportional. Wavelength and frequency are directly proportional. Wavelength is independent of frequency.

All of the planets stay near the ecliptic as they move on the Celestial Sphere

Which best describes the main difference between science and pseudoscience

Oakwood Community College Registration Oakwood Community College has a student registration process similar to the one at your school. The administration asked you, as IT director, to develop a new system that would be more user-friendly.

The longer coffee sits on a desk, the cooler it becomes. True or False? The length of time on the desk is a function of the temperature of the coffee. A. True B. False

Given the potential on a spherical shell of radius R to be V (R, θ) = V0 cos θ, calculate V (r, θ) both inside and outside the shell.