Asneeze requires your eyes to be closed for one third of a second. how long will your eyes be closed if youre driving 100 ft per second?

What is the solubility of substance?

  the mississippians were considered to be  horticulturalists, which means they were

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.