A motorboat is driven across a river at 10.0 km/h at a right angle to a current that is flowing at 3.0 km/h. a) SKETCH the scenario using vectors. b) Use vector addition to determine the resulting speed of the motorboat? *

Modern physics a photon emitted from an excited hydrogen atom has an energy of 3.02 electron volts. which electron energy-level transition would produce this photon? a. n=1 to n=6 b. n=2 to n=6 c. n=6 to n=1 d. n=6 to n=2 i chose b but the correct answer is d can someone tell me why? and what's the difference?

This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?

Which of the following are appropriate acceleration units?