An object has a mass of 300 g. (a) What is its weight on Earth? (b) What is its mass on the Moon? (C) What will be its acceleration on the Moon when a 0.500 N resultant force acts on it?

Which type of electromagnetic waves are dangerous enough to be used to kill cancerous cells? (a)gamma rays (b)visible light (c)infrared light (d)microwaves

Protons and neutrons are found within the nucleus of an atom

The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e