Please someone help me pleasee? I’ll give brainlist:(

Express the following number in scientific notation. 0.026890 =

When the water vapor cools it condenses select a number that represents his process on the

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.