What's the opposite of an electron

The number of protons in the nucleus is also the what?

Name the parts of an atom and how each is charged, either positive, negative or neutral or uncharged

What is the unit that you measure Potential Difference in?

150 ml of water is heated with a burning marshmallow From 20 c to 93.5 C How many calories are namarshmallow? How many Calones would this be?

suppose a rock on Earth is dropped in a vacuum and has initial speed of 0 m/s. what is the rock's speed after 2 seconds, in m/s, if it encounters no air resistance

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.