This particle is found in the nucleus and adds mass to the nucleus. Changing its number also changes what the element is. This particle is the ...

a. Neutron

b. Proton

c. Photon

d. Electron

A 55.6 kg ice skater is moving at 1.73 m/s when she grabs the loose end of a rope, the opposite end of which is tied to a pole. She then moves in a circle of radius 0.608 m around the pole. Find the force exerted by the rope on her arms.

How do you know that aliens don't exist

Mike believes that electricity can be made using a strong magnetic field and a coil of wire. which question would be appropriate for this statement

A wave in which the particles of the medium vibrate back and forth along the oath that the wave travels

In order to be considered scientific, evidence must be:

A weather balloon is inflated to a volume of 2.2 x 10^3 L with 374 g of helium. What is the density of helium in grams per liter?

What is the result of a mutation during replication A: the strands are different B: the strands are identical c: the strands are broken D: the strands are continuous

What is ___ heating of a liquid__ gas to liquid

A gate in an irrigation canal is constructed in the form of a trapezoid 2 m wide at the bottom, 38 m wide at the top, and 2 m high. It is placed vertically in the canal so that the water just covers the gate.

A machine with a mechanical advantage of 10 is used to produce an output force of 250 newtons. What input force is applied to this machine