Pect Prek-4: Module 3 Study Guide Graded A+

How many variables should you change at a time when teaching science? {Ans: one}Similarity {Ans: only similar}Kids don't have prior knowledge of volcanoes, what should you do? {Ans: Review with whole class on subject}How to demo electrical magnetic energy in experiment? {Ans: take nail and wrap it with wire, stick in battery}Put pieces of colored paper besides red on projector. Shine red light through and paper comes out dark brown. When red paper is on projector, it shines red. Why? {Ans: reflection}A child is counting blocks. Every time he is off by 1 # because he is not using one-to-one correspondence. What should you have child do? {Ans: drop blocks in buckets}