Answer:
The wheelbarrow's wheel and axle help the wheelbarrow to move without friction thus making it easier to push or pull. That's why it will be easier to lift a load in wheel barrow of the load is transferred towards the wheel.
It does not move because of the sun the sun has no energy.
Fungi is a bacteria because it is dependent
The least count is the smallest unit of measurement which an instrument can take accurately
Answer:
13
Explanation:
The mass of an atom= number of protons + number of neutrons
