When U-235 splits, it usually emits

a

three neutrons.

b

no particles at all.

c

one neutron.

d

many electrons.

e

many protons.

A 25.0 kg bumper car moving to the right at 5.00 m/s overtakes and col- lides clastically with a 35.0 kg bumper car moving to the right. After the collision, the 25.0 kg bumper car slows to 1.50 m/s to the right, and the 35.0 kg car moves at 4.

Why does science tend to be a "self-correcting" way of knowing about things

A magnetic tape is being played on a cassette deck. The tension in the tape applies a torque to the supply reel. Assuming the tension remains constant during playback, discuss how this torque varies as the reel becomes empty

Which of the following is false regarding the laws of physics in the universe? Energy is always conserved. Momentum is always conserved. Charge is always conserved. Entropy is always conserved. All of the above are true.

The sum of potential and kinetic energies in the particles of a substance is called

What are the units for mass and volume

A car traveling with constant speed travels 150km in 7200s. What is the speed of the car

You observe the moon rising at 6 p. m., around sunset. its phase is

A rectangular garden has a perimeter of 54 feet. it's length is 3 less than twice its width. write and solve an equation to solve for the gardens dimensions

Which type of wave makes up the visible spectrum of the electromagnetic spectrum? A. X-rays B. Infrared waves C. Ultraviolet waves D. Light waves