Question

State whether the following statements are true or false.


1. The atomic mass number is equal to the number of neutrons in an atom.

2. Bulb is the source of electricity in a torch.

3. Lead –Acid cells are used in cars, trucks, motorcycles.

4. By making a knife sharp, we decrease the area of contact and hence the pressure increases ​

Answer 1

Answer:

all are true 4 is false mark as brainlist