Which of these is an example of a mechanical wave?

A. light from a flashlight

B. ocean waves

C. microwaves used to heat food

D. x-ray

Your hair grows at the rate of 0.0330 mm/hr. What is the rate of your hair growth in ft/year?

A 6,000-watt electric water heater is plugged into a 240-volt outlet and used for 0.75 hours. How much current runs through the water heater? 0.04 amps 19 amps 25 amps 33 amps

Which object is a gaseous giant?

What is a type of fluid friction that opposes the motion of objects as they move through air?

How can a change in technology affect scientific knowledge?

Why does icing sugar dissolve more rapidly than granular sugar?

At t = 0 the components of a radio-controlled car's velocity are vx = 0.5 m/s and vy = 1.2 m/s. Find the components of the car's velocity at t = 4.

2) A window washer pulls themselves upward using a bucket pulley apparatus. A) How hard must pull downward to raise herself slowly at a constant speed? B) If she increases this force by 15%, what will her acceleration be?

A star with an original mass of 8 to 25 solar masses will ultimately become a? a) red giant b) white dwarf c) neutron star d) main sequence star

Racewalking involves more impact than running. true false