In this water worksheet, high schoolers explore the reasons why water is considered a universal solvent. Students compare different ways to change the dissolving rate of a solute. This worksheet has 11 fill in the blank and 8 matching...

In this electricity worksheet, students read about electric charge, ionic notation, and conductors and insulators. Then students complete 19 matching, 6 fill in the blank, and 2 short answer questions.

In this layer of the earth worksheet, students label and color each layer of the earth. Then students are asked to describe each layer below.

In this seasons worksheet, students cut out the picture cards at the bottom of the page, sort the pictures and paste them with the matching season.

In this worksheet on the life cycle of the butterfly, students look at 4 pictures representing the life cycle stages, and choose words from a word box that match each picture. Students then number the pictures in the correct order of...

In this energy assessment worksheet, students observe a flow chart showing the combustion process and answer questions about the flow chart and energy conservation. Students write four short answers.

In this microscope worksheet, students use an on line site to answer questions about how a Scanning Electron Microscope works. They also conduct a virtual microscope activity where they view ten specimens and identify what each is.

In this electrolytic cell worksheet, students read about car batteries and how they produce electricity for cars to run. They answer six questions about electrolytic cells and oxidation-reduction reactions.

In this working with rates activity, students solve 9 problems where they find the rates, they solve 5 problems where they find the rates for compound units and they solve 5 problems where they find the rates using scientific notation.

In this black holes worksheet, students use a formula for time dilation which causes delays in events that occur near the black hole. They solve 6 problems using the equation.

In this scientific statements worksheet, students are given 35 statements and they are to identify if each statement is a fact, law, hypothesis, theory or belief.

In this coronal mass ejections worksheet, students observe a time line of events that took place during a solar storm. Students use the time line to answer 3 questions about the solar storm and the time it took to reach Earth. Students...

In this solar flares learning exercise, students observe a sequence of figures of a solar flare observed in 2003 from the Ramaty High Energy Solar Spectroscopic Imager satellite. Students solve 6 problems including finding the scale of...

In this solar and auroral events worksheet, students answer 5 questions about a coronal mass ejection that traveled to the Earth. They find the time it took to arrive and they determine the speed of the coronal mass ejection in...

In this black holes worksheet, learners solve three problems about black holes using given equations for determining the temperature of the gases in a black hole and the visible light from the black hole at given temperatures.

In this unit conversion activity, students solve 4 problems given a list of conversion factors for units of energy, power and flux.

In this mass spectrometer worksheet, young scholars read about how a mass spectrometer determines the elements in gases around Earth. Students answer 3 questions and identify the elements in a graph found by a mass spectrometer.

In this static electricity worksheet, students read about static electricity and how opposites attract. They investigate positive and negative charge by performing 2 experiments. They write their predictions about what will happen when...

In this DC motor instructional activity, the learner answers 3 open-ended questions pertaining to the design of a DC motor. The instructional activity is printable and the answers are revealed online.

In this AC waveforms worksheet, students answer ten questions about AC voltage, frequencies of waveforms and they interpret diagrams of AC voltage.

In this electrical circuit activity, students answer  a series of 9 open-ended questions with schematics about motors and how they are used within certain types of electrical circuits.  This activity is printable and there are...

In this milk and monarch butterfly mania journal entry worksheet, students write a scientific journal entry about the milkweed plant, using the information from another linked website.  This worksheet includes many links to other...

In this plate tectonics worksheet, students answer questions about plate tectonics including topics such as the lithosphere, the asthenosphere, rising and sinking convection currents, continental drift and the types of boundaries.

This site from the Purdue University provides quantum numbers explained in detail and shown how they specify the atomic orbital of each electron and their energy levels. Electronic configurations are explained. Learning exercises with...