PLEASE HELP 2) Question
A speed cyclist slows from a velocity of 21m/s at a deceleration of 3.5m/s2.
a) How long does he take to come to rest?
B How far does he travel in coming to rest?

Please help me ASAP . It’s due tonight I beg

Which statement best describes who the period and frequency of electromagnetic was change between gamma rays and microwaves? a) the period and frequency stay the same. b) the period increases and the frequency decreases. c) the period decreases and the frequency increases. d) the period increases and the frequency increases.

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?

How is zig zagging a form of acceleration?