In this water worksheet, students determine 3 water purification techniques, define filtration and filtrate, and review the steps of a purification lab. This worksheet has 14 short answer questions.
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Physical and Chemical Change of Six White Substances
Learners investigate chemical and physical changes in reactions. In this chemical and physical change lesson plan, students mix 6 different white substances with water, vinegar and iodine. They make hypotheses about each substance and...
8th - 10th Science
Sequencing the Cystic Fibrosis Gene: A Simulation
Ninth graders use this activity to simulate the sequencing of gene and to detect the presence of possible genetic defects. They use diagrams that represent bands of nucleotides in order to determine the sequence of a small piece of the...