study of nature of knowledge and reality.

Force preventing motion between bodies in contact.

thing used for transporting people or goods. Machines (such as a car) used to carry things.

Feeling a shock when something unexpected happens. To do something that another person didn't expect.

imperial unit of power equal to 550 foot-pounds per second.

Difficult to hold or stand as it's smooth/wet/icy.

Less heavy; weighing less. Large low boat used for moving goods between ships.

cloth canopy which fills with air and allows person or heavy object attached to it to descend slowly when dropped from aircraft. Cloths with strings for jumping from planes safely. To jump from a plane while attached to a parachute.

certainly.

in most essential respects.

arithmetical value expressed by word, symbol, or figure. Symbols such as 1, 2, 56, 793. To assign a sequence within a group, series, set.

A driver who exceeds the safe speed limit.

Not of the same kind; unlike other things. alter coat of arms.

device controlling flow of fuel or power. attack or kill someone by choking or strangling them.

not same as another or each other.