. Which of the following describes Pluto?
1. asteroid
2. moon
3. planet
4. dwarf planet

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

Gymnast always perform on padded mats. how does the mats protect the gymnast

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.