Is light: kinetic, potential energy, either or both? Explain

A car possesses 20,000 units of momentum. what would be the car's new momentum if ... its velocity was doubled?

List the metric base units for the following: c. Length: d. Distance: e. Mass: f. Temperature:

If two negative charges decrease 1/2 times it's original charge then the force will become how many times stronger

What is the name of science created from Newtons work?

What is the average velocity of the car over the first 0.25m? m/s What is the average velocity of the car over the second 0.25m? m/s

When a substance changes from one phase to another, which of the following events occurs?

Which of the following contains both protons and neutrons? a. outer shell b. nucleus c. covalent bond d. ionic bond

Density is a property of matter that relates

A main sequence star cools and expands. It must be entering which stage? A. white dwarf B. black dwarf C. red giant D. neutron star ... ?

Question 1: A man trailing a trolley bag and suddenly, the wheels of the trolley bag get locked. The man realises that he has to put extra effort to drag the bag. The man finds it difficult to drag the bag because