A tractor ploughing a field accelerates at 2 m/s2

for 10 metres, after which its velocity is 7 m/s.

Calculate the tractor's velocity before it started accelerating.

In which phenomenon does Earth's magnetic field play an important part? A retaining gases around Earth to form the atmosphere B. stratifying the atmosphere into layers c. movements of tectonic plates D. spreading of the sea floor E.

Which unit of measurement is used in the U. S. Customary System? Pounds Grams Meters Liters

How can a mountain change the amount of precipitation an area receives?

Why is chemical energy not accepted as a viable method for energy generation in the sun?

Which of these treatments may increase an HIV patients life span

Is it possible to put a distance versus time graph to be universal go mine

On very dry days, when you use a comb or a brush, your hair sometimes stands on the end and maybe even sticks to the comb or brush. Explain why this happens in terms of electric charge.

A large balloon is initially filled to a volume of 1.96 l at 318.44 k and a pressure of 2.89 atm. what volume of gas will the balloon contain at 1.77 atm and 336.33 k?

How to calculate kinetic energy? (physics/physical science)

What's the difference between the offspring of an asexual organism and a sexual organism