What is the thermal energy of an object? the total kinetic energy of its particles

the total potential energy of its particles

its total temperature

the total kinetic and potential energies of its particles

Whats the rounded Atomic mass of iron?

Two objects are moving at equal speed along a level, frictionless surface. The second object has twice the mass of the first object. They both slide up the same frictionless incline plane.

How has access to the source code of proprietary software?

1) According to the law of conservation of energy, A) an object loses most of its energy as friction. B) the total amount of energy for a system stays the same. C) the potential energy of an object is always greater than its kinetic energy.

A racquetball strikes a wall with a speed of 30 m/s and rebounds with a speed of 26 m/s. The collision takes 20 ms. What is the average acceleration of the ball during collision? a. zero b. 1500 m/s2 c. 1300 m/s2 d. 200 m/s2 e. 2800 m/s2

Mohammed made a chart to list examples and nonexamples of projectile motion. Which best completes the chart? a - a football thrown in the airb - a kite flying on a stringc - a golf ball rolling off a table d - water spraying from a fountain

Halley's Comet appears around the sun about once every 76 years. It passes through the part of its orbit nearest the sun in just a few months but then moves out to great distances and takes more than half a century for the rest of its orbit.

In order to hike around a portion of Lake Allatoona, a tour guide determines that he must take his group 150 m east, 60 m north, then 75 m west.

Explain what happens to light when it is refracted at the surface of water.

A small car meshes with a large truck in a head-on collision. Which of the following statements concerning the magnitude of the momentum change during the collision is correct? (There could be more than one correct choice.