What information does "9" give about an atom of fluorine? Check all that apply.

the atomic number

the atomic mass

the number of protons

the number of electrons

the number of neutrons

is for physical science

What does the doppler effect indicate about the motion of galaxies?

And are facing each other of the two and the friend are on the separate more you when the moving. Your friend weighs a lot on you is push off of each other, the force exerts you exert on him. Less than

Two skaters, a man and a woman, are standing on ice. Neglect any friction between the skate blades and the ice. The mass of the man is 86 kg, and the mass of the woman is 51 kg. The woman pushes on the man with a force of 46 N due east.

What is the action and reaction of an object pushing up another object

A humanoid skeleton is found buried in the ashes of a volcano that erupted between 10,000 and 12,000 years ago. when scientists use absolute dating techniques to obtain an age of the fossil, approximately how much carbon-14 isotope will remain?

A rockets initially at rest, it steady gains speed at a rate of 10m/s^2 for 4.6s during take off. What was the rocket's top speed?

What do you mean by kintic theory of matter

What do u think is the smallest piece that you could break sand into

You buy a plastic dart gun, and being a clever physics student you decide to do a quick calculation to find its maximum horizontal range. You shoot the gun straight up, and it takes 36.761s for the dart to land back at the barrel.

Why do windows have two panes of glass separated by a layer of air