Calculate the acceleration of airplane that starts at rest and reaches a speed of 45 m/s in 9 seconds.

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?

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?

The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?