The u. s army’s parachuting team, the golden knights, are on a routine
jumping mission over a deserted beach. on a jump, a 65-kg knight lands on the beach with a speed of 4.0 m/s, making a 0.20-m deep indentation in the sand with what average force did the parachuter hit the sand?

A1500 w electric heater is plugged into the outlet of a 120 v circuit that has a 20 a circuit breaker. you plug an electric hair dryer into the same outlet. the hair dryer has power settings of 600 w, 900 w , 1200 w, and 1500 w. you start with the hair dryer on the 600 w setting and increase the power setting until the circuit breaker trips. under what setting does the circuit breaker trip.

What kind of waves require a medium to travel? question 6 options: light waves mechanical waves all waves need a medium to travel electromagnetic waves

Emergent properties of living systems are defined as properties that .