Describe an experiment to show that
Shoots are positively phototrophic.​

A well-watered potted plant is placed inside the box. If the window is kept closed for about 24 hours the plant shows normal growth. If the window is kept open, it is found after two days that the shoot tip bends and grows towards light proving that it is positively phototropic.

Explanation:

Hope this helps! Brainliest pls?

It depends the  size of the Asteroid.

Explanation:

If the Asteroid is rather bigger then most common ones then the affects could be long term. It also depends on the area it hits in. Most of the time they are rather short like 2-3 year repair