the refractive index of rock salt with respect to water is 1.17. What will be the refractive index of water with respect to rock salt​

State one advantage and one disadvantage of using a plane mirrior as a driving mirrior

Ablock of steel has a density of 0.29lbs per cubic inch. if the block has dimensions of 1 inch by 1 inch by 3 inches, what is its weight? a. 0.29lbs b. 0.58lbs c. 0.87lbs d. 1lbs

An open cart is moving along a straight frictionless horizontal track. when rain starts falling vertically into the cart, what happens to the speed of the cart?