Plz HELP WILL GIVE BRAINLEIST Have you ever had to estimate something for which there wasn’t an exact answer? What was it? What tools did you use to make your estimation? Discuss.

Which statement is best supported by the information in the chart? wave y is moving the fastest. wave x is moving the fastest. all of the waves are moving at the same speed. all of the waves have the same value of wavelengths per second.

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration