Answer:
See the attached pictures for detailed steps.
Explanation:
Fission and fusion are two processes that release very little amounts of energy.
Answer:
A kg of cotton is heavier.
Explanation:
Because in air, cotton gets upthrust that's why weighing machine gives less weight than its actually have.
for eg: If cotton has 800g weight, the machine shows a kg(1kg) when measure in air due to upthrust.
I hope this will be helpful for you.
Answer:
19792.96488 years
Explanation:
= Half life of carbon-14 atom = 5730 years
Disintegration is given by

The distintegration constant

The age of the basket is 19792.96488 years
Hooke’s Law, F = k e
Force = 300 x 0.153 = ..... N