Title: Show Me The Money
Just what is a penny worth? Students explore various websites or printed fact sheet investigating the history and changes in density of pre- and post- 1982 pennies. They will also research the current price of copper and zinc and compare the ratios or pre and post 1982 pennies. Students then complete a hands-on lab experiment to determine the mass, volume, and density of pre and post 1982 pennies. Students determine if the pennies are worth saving?
Standard(s): [TC2] (3-5) 8: Collect information from a variety of digital sources.
Title: PERIODICally Used Elements
This lesson explores the various uses of elements in the periodic table. Students will be assigned an element to research. They will then present its uses and atomic information to the class.
Standard(s): [S1] PHS (9-12) 1: Recognize periodic trends of elements, including the number of valence electrons, atomic size, and reactivity.
Title: Zapping Fish
In this Science Update, from Science NetLinks, you'll hear about why fish generally are not electrocuted when lightning strikes the water they are swimming in. Science Updates are audio interviews with scientists and are accompanied by a set of questions as well as links to related Science NetLinks lessons and other related resources.
Standard(s): [S1] PHS (9-12) 9: Compare methods of energy transfer by mechanical and electromagnetic waves.