One of the reasons that groups on the periodic table are so similar to each other is they have ...

Number of Neutrons

Number of protons

They have the same size

Number of valance electrons

Which of the following has no acceleration

What is the velocity of a wave with a frequency of 6 Hz and a wavelength of 2m?

State clearly how the pith ball electroscope may be used to test for the kind of charge on a body

A battery has an internal voltage (EMF) of 12 and an internal resistance of 5 ohms. If the terminal voltage of the battery is 9.5 volts, calculate the current through the battery (in milliamps).

How many electrons does bromine (#35) have in its valence level?

Define light year and explain how and why light years are used to measure distances in the universe

A farmer had 15 sheep, and all but 8 died. How many are left?

While playing with her 5 year old cousin, a Physics 135 student pushed him forward on his scooter. She pushes with a force of 50 Newtons for 3.5 seconds. If the boy and the scooter together have a mass of 30 kg, what is their final velocity? a. 2.

3. A 120.0 V generator supplies 3.0 kw of power. How much current ca the generator deliver?

An apple drops from a tree and hits the ground in 1.5s what is its speed just before it hits the ground?