Most of the mass of an element is found in the? 1- proton2- electron3- neutron4- nucleusi will mark brainlest : )

From 0 to 5 seconds john pushed a box 5 meters. from 5 to 10 seconds, paul pushed the same box another 5 meters. who did more work? a. john b. paul c. john and paul did the same amount of work.

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery

A20 cm long spring is attached to a wall. the spring stretches to a length of 22 cm when you pull on it with a force of 100 n. what is the spring constant