<span>A cold front separates a cold, dry air mass from a warm air mass.</span>
Answer:
potential energy. noun. the energy of a body or system as a result of its position in an electric, magnetic, or gravitational field. It is measured in joules (SI units), electronvolts, ergs, etcSymbol: E p, V, U, φ Abbreviation: PE.
Explanation:
Bohr, he invented the Bohr model which is the basis for the beginning of quantum physics.
Answer:
<h2>2 kg</h2>
Explanation:
The mass of the object can be found by using the formula

f is the force
a is the acceleration
From the question we have

We have the final answer as
<h3>2 kg</h3>
Hope this helps you
Medium stars become dwarf stars, large stars become either neutron (pulsar) stars or black holes