Look at the chemical equation above. the subscript 4 in the reactants indicates that a. there are four products that will be formed. b. there are four atoms of phosphorus present in the reactants. c. there are four elements present in the reactants. d. there are four moles of phosphorus present in the reactants.

Luke and carrie are driving down a straight section of the interstate at 70 mph in luke's new convertible. carrie is drinking a soda in the passenger seat. when she is done she tosses the bottle straight up in the air, just above the height of the car. what will happen to the bottle if air resistance is neglected? a. the bottle will land in carrie's lap. b. not enough information is given. c. the bottle will land on the interstate in front of the car. d. the bottle will land on the interstate behind the car.

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

Why does karst topography exist in some geographic location? a. few climates have enough oxygen b. most regions have rock layers other than limestone c. in most regions, the soil is too thin d. the water is too acidic enough in most places