In a summer storm, the wind is blowing with a velocity of 8 m/s north. suddenly in 3 seconds, the wind's velocity is 23 m/s north. what is the wind's acceleration?

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

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.

Will mark brainliest how many electrons can be held in the energy level n = 4?