A calculator displays a result such as 1,365 248 0 107 kg. The estimated uncertainty in the result is 2%. How many digits should you include as significant when you write the result? Choose one: 1) zero,
2) one,
3) two,
4) three,
5) four
6) five,
7) the number cannot be determined.

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

What is a carrier wave and how does it affect what you hear on the radio

22. the top of a cliff is located a distance h above the ground. at a distance h/2 there is a branch that juts out from the side of the cliff, and on this branch a bird's nest is located. two children throw stones at the nest with the same initial speed, one stone straight downward from the top of the cliff and the other stone straight upward from the ground. in the absence of air resistance, which stone hits the nest in the least amount of time?