The picture on the top shows flowers. The picture on the bottom shows a fireworks display. What physical and chemical properties can you observe in each picture?

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

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering