What is the net force of two cars crashing if one applies a force of 500 and to the right and the other with a force of 300 and to the left

This line graph compares the growth of plants that were kept in the sun for different amounts of time.a)  on day 7, the plants kept in the sun for 3 hours were how tall? b)  on day 7, the plants kept in the sun for 6 hours were how tall? c)    on day 10, the plants kept in the sun for 9 hours were how tall? d)  on day 11, the plant that was grown with 1 hour of sunlight was how tall? e)  based on the graph, the plant grows best in what amount of sunlight?

How many miles of water are produced if 5.43 mol pbo2 are consumed

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?