How can you prevent static sparks while filling your boat's fuel tank?

Not to have any contact between fuel pump and tank.

Explanation:

Static spark occurs when there is a imbalance of electric charges at surface of any material. This can even  result into high damage especially while filling boat tank, hence measures should be taken to prevent static sparks.

* Make sure not to have any contact between the brim or surface of fuel pump and the tank's opening.

* Fill the tank carefully without spilling the fuel in water.

* Never fill the tank up to its maximum capacity.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2