Alight-year is:

the distance traveled by light in one year
the distance from earth to the sun
equal to 93,000,000 miles
the time required for light to travel in one year

Aperson walks first at a constant speed of 4.89 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 2.95 m/s. what is the average speed over the entire trip?

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?

Does anyone have the answers to online physics course plato course physics, semester a v3.0