Match each simple machine with its description. wheel and axle
*
can split apart an object
lever
x
is a ramp
pulley
X
reduces the amount of friction when
an object is being moved
inclined plane
x
similar to a seesaw can lift an object
wedge
*
uses a rope: can change the direction
of a force
o Try again.

The frequency of a given region of the electromagnetic spectrum ranges from 3 × 1016 − 3 × 1019 hertz. which type of wave is found in this region? a. x-rays b. ultraviolet rays c. infrared waves d. radio waves

Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending

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.