Plz me fast i will give two vehicles are traveling down the highway going 40 mph. which has more kinetic energy and why? a 2000kg car going 40 mph a 4000 kg bus going 40 mph explain:

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.

What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays