Let's Weigh Air

In this power instructional activity, students use the equations of power and work to complete 4 word problems. Students use the standard units of watts and joules.

Helium is the second most common element in the universe, yet we are running out of helium on Earth. A video on this important element includes common reactions, uses, and concerns that scholars need to know to understand helium.

It's time for a throw-down of Olympic proportions! Learners explore the energy track stars use to toss four field-event items: the javelin, shot put, hammer, and discus. The narrator then relates the energy used in throwing to energy...

Students create a model of a column of air and discover one of the reasons why low and high pressure systems exist and why low pressure is often associated with bad weather.

How do you teach a student with visual impairments about the conservation of mass? You use tactile models that represent the theoretical concept. Baking soda and vinegar are used to add gas to a deflated balloon. Learners will feel the...

How do we balance feeding an increasing population and using pesticides? Decide for yourself if the use of pesticides is necessary to keep up with the growing demand for food supply.

Students experiment with Drosophila to determine if density of female flies, food sources, temperature and light affect the population dynamics of growth. Students graph their data and compare their results to the number of human...

Students investigate population dynamics such as variation in density of females, composition of food sources an environmental factors such as light and temperature on Drosophila. They then relate their findings to human populations and...