A particle moves at a speed such that its kinetic energy just equals its mass energy. what is the speed of the particle?

a. 3 x 108 m/s;

b. 2.6 x 108 m/s;

c. 2.82 x 108 m/s;

d. 2.3 x 108 m/s

Which of the following occurs in every chemical reaction? A) Water is given off B) The total mass of the reactants increases C) The total mass of reactants equals the total mass of the product D) The total mass of the products is grater than the

If two teams play tug of war and neither team can move the rope, is the rope experiencing balanced forces or action and reaction forces? how do you know?

When you swim underwater, the pressure of the water pushes against your chest cavity and subsequently reduces the size of your lungs. For every 10 m below the water surface, the pressure exerted by the water adds 14.

If 1.00 mol of an ideal monatomic gas initially at 77 K absorbs 100 J of thermal energy, what is the final temperature? Assume the volume does not change.

Which diagram shows a light ray moving from a more dense into a less dense medium?

The largest volcanic structures on venus are called:

a block with a mass of 3 kg is swung on a cord in a horizontal circle with a radius of 2m. the speed of the block is 6m/s^. the magnitude of the acceleration of the block is most nearly

A scientific theory becomes more widley accepted as it explains more and more?

5. The number of bonds an atom can form is represented in an electron dot diagram by A. pairs of dots B. unpaired dots C. total number of dots

A resistor has a current of 2 amperes when connected to a single battery. If a second identical battery is connected in series with the first, what is the current through the resistor? a) Still 2 amps b) 4 amps c) 1 amp d) no current