Any compound that has at least one element from group 17 is called a

Examples of states of consciousness include a. daydreaming b. dreaming during sleep c. hypnosis d. all of the above

Atemperature inversion can cause a warm air mass to move over a colder air mass. this traps the colder air mass and prevents surface air from rising. this may result in which of these? a) smog b) acid rain c) freezing rain d) a thunderstorm

If a hiker that weighs 600 newtons climbs a 50 meter hill, how much gravitational potential energy has the hiker gained?