An object has 100 J of kinetic energy and a mass of 2 g. How fast was it traveling?

The equation below shows a general equation for a reaction, and the amounts of the substance are written underneath. AB + CD → AC + BD (15 g) (?) (?) (10 g) The total mass of the products is 50g.

A wagon is pulled at a speed of 0.40 m/s by a horse exerting an 1,800 newton horizontal force. what is the power of this horse.

Which actions most likely cause the domains within a material to lose their alignment and become more randomized? Check all that apply.

A ball took 0.45s to hit the ground 0.72m from the table. What was the horizontal velocity of the ball as it rolled off the table?

healthy young adults with no history of heart problems are unlikely to need a medical examination before starting an exercise program. true or false?

When blue light of wavelength 450 nm falls on a single slit, the first dark bands on either side of center are separated by 45.0

An object is moving east, and its velocity changes from 65 m/s to 25 m/s in 10 seconds. Which describes the acceleration? 4 m/s2 in negative acceleration 4 m/s2 in positive acceleration 9 m/s2 in positive acceleration 9 m/s2 in negative acceleration

Two students walk in the same direction along a straight path at a constant speed-one at 0.90 m/s and the other at 1.90 m/s. •How far would the students have to walk so that the faster student arrives 5.50 min before the slower student? A.) 460s B.

During the process of accretion, each planet-in-the-making, or proto-planet, grew in size and mass. The amount of gravity for the proto-planets is best represented by which graph?

Theories and Laws. • How are they alike? • How are they different? • Can you explain why scientific theories will change over time? • Give an example of a scientific theory that has changed.