A train is going 30 m/s and speeds up to 80 m/s over a period of 30 seconds along with a set of train tracks. What is his acceleration during this time period along the track?

What is hydroelectric power produced by?

How does an angiosperm prevent self pollination

In 1992, hurricane andrew left a wake of destruction through florida. one victim of the storm was a reptile-breeding facility. over 900 burmese pythons were set free, and today thousands of pythons live in florida. these pythons are an invasive species, or a harmful species not native to the region. 1. what impacts do you think the burmese pythons might have on local ecosystems