Match the items on the right to the items on the left.

Air resistance	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.
Density	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.
Drag	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.
Friction	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.
Gravity	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.
Speed	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.
Streamlined	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.
Terminal velocity	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.
Upthrust	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.
Weight	??? distance covered in a period of time. drag experienced by moving through air. resistance to movement through a fluid. upwards force that results from the action of a fluid. It opposes the weight. a force acting on an object caused by gravity. long thin shape that allows an object to pass through a fluid with the least possible drag. the maximum downwards velocity of an object falling through a fluid. mass per unit volume, or how heavy something is for a given volume. an attractive force that pulls objects to the Earth. force opposing movement caused by surface rubbing against each other.