Me pl i will give u a medal
which statement best describes how light waves travel in a uniform medium?

a.
in straight lines

b.
in extending circles

c.
in bent lines

d.
in shrinking ripples,

What is the final velocity of the initial velocity of 25 and -50?

Which component of the earth’s atmosphere is decreased due to photosynthesis?

An athlete swings a ball, connected to the end of a chain, in a horizontal circle. the athlete is able to rotate the ball at the rate of 8.13 rev/s when the length of the chain is 0.600 m. when he increases the length to 0.900 m, he is able to rotate the ball only 6.04 rev/s. (a) which rate of rotation gives the greater speed for the ball? 6.04 rev/s 8.13 rev/s (b) what is the centripetal acceleration of the ball at 8.13 rev/s? m/s2 (c) what is the centripetal acceleration at 6.04 rev/s? m/s2