Atoms of elements in the same group have the same number of [Blank] This is why they have similar chemical properties.

A. Protons

B. neutrons

C. Valence electrons

what is the relationship between the number of turns of the wire and electrical output of the generator?

Why would a large amount of hot water feel hotter than a small amount of hot water

A force is applied to an object at rest with a mass of 100 kg. The same force is applied to an object at rest with a mass of 1 kg. What differences in their motion would you observe? Explain your reasoning.

Does 59feet = 170000 meters

Based upon what you have learned about the position of the earth, sun, and moon during a lunar eclipse, during which phase of the moon can a lunar eclipse occur? a. new moon b. first quarter c. waxing gibbous d. full moon

J. J Thompson proposed that atoms were made up of positively charged particles with electrons scattered into them. How did he reach this conclusion?

A bathroom scale is compressed 0.21 in. when a 210 -lb person stands on it. Assuming that the scale behaves like a spring that obeys Hooke's law, how much does someone who compresses the scale 0.06 in.

Explain what happens when a ferromagnetic material is made into a permanent magnet.

You are drawing a branching diagram to show the relationship between Turtles frogs and alligators which two organisms does the diagram indicateas having the most recent common ancestor

Estimate the length of the neptunian year using the fact that the earth is 1.50Ã108km from the sun on average.