6. M= 1200 kg
m = 12 kg
**A cannon launches a cannonball off the side of a
cliff. The cannonball is launched with an initial
velocity of 140m/s from 22 meters above the
ground. In order to cause the horizontal distanced
traveled to be greater than 300 meters, how should
the cannonball launch be changed?
22 meters
300
PART 2: Motion Review

Three archers each fire four arrows at a target. joe’s four arrows hit at points 10 cm above, 10 cm below, 10 cm to the left, and 10 cm to the right of the center of the target. all four of moe’s arrows hit within 1 cm of a point 20 cm from the center, and flo’s four arrows hit within 1 cm of the center. the contest judge says that one of the archers is precise but not accurate, another archer is accurate but not precise, and the third archer is both accurate and precise. which description applies to which archer? explain

The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?

In the first law of thermodynamics, triangle e=q-w, what does q stand for