Answer:
A
Explanation:
Kinetic energy is the energy of mass in motion, a skateboard rolling across the street is moving, therefore it has kinetic energy.
She will not pass the test. Marijuana stays in the system for 30 days.
Answer:
image so we can answer the question?
Explanation:
Answer:
Quarks pair with other quarks to form protons and neutrons.
Explanation:
Every atom contains a nucleus and within the nucleus, protons and neutrons are present. A quark is the fundamental particle of a matter. Quarks are joined together to form hadrons. Protons and neutrons in the nucleus of an atom are hadrons. Thus, quarks are the smallest particle of a matter as believed by most of the physicists.