The nucleus is made of protons and neutrons. It has a positive charge.
Burning less fossil fuels and riding bikes or walking instead of cars.
Explanation:
The reaction is given by

Barium goes underneath beta decay to form Ceaseum
- Cs is very mellable element
- It can melt on your hand
Answer:
The answer is
<h2>720 Joules</h2>
Explanation:
The kinetic energy of a body can be found by using the formula
<h3>

</h3>
where
m is the mass
v is the velocity / speed
From the question
mass = 10 kg
velocity = 12 m/s
Substitute the values into the above formula and solve
That's
<h3>

</h3>
We have the final answer as
<h3>720 Joules</h3>
Hope this helps you
They will attract each other when brought close but when they touch the glass rod will become a negative charge and will repel each other