+
Assessment
Curated OER

2009 U.S. National Chemistry Olympiad National Exam - Part I

For Students 9th - 12th
The 2009 version of the first part of a national chemistry competition is posted for your use with olympiad hopefuls. Test takers deal with 60 multiple choice questions covering an entire year of chemistry curriculum. Use this to...
+
Lesson Plan
Curated OER

Phase Changes of Water

For Teachers 6th - 12th
A micro-unit on the phase changes of water includes three laboratory activities. Junior scientists compare the densities of ice and water, and then they do the same for cold and warm water. They examine freezing and boiling temperatures....
+
PPT
Curated OER

Properties of Matter

For Teachers 7th - 9th
This PowerPoint is a gem! Seventy-eight slides present an entire introduction to matter in bullet-point fashion. Viewers learn about everything from mass and inertia to phase changes and gas laws! The only glitch is that the links to...
+
Activity
Exploratorium

Bubble Suspension

For Teachers 5th - 9th
Create a cushion of carbon dioxide gas to float some soap bubbles on. Many concepts can be demonstrated through this activity: Carbon dioxide gas is more dense than air Bubbles are semipermeable, allowing only carbon dioxide to diffuse...
+
Worksheet
Curated OER

Typical Conceptual Questions for Physics I - Heat

For Students 9th - 12th
This worksheet would make a nifty quiz on the laws of thermodynamics. Nine multiple choice questions assess high schoolers' understanding of energy transfer, specific heat capacity, phase change, fusion, and vaporization. It is short but...
+
Lesson Plan
Curated OER

Investigating the Climate System: Energy, A Balancing Act

For Teachers 9th - 12th
Earth science explorers design an experiment to demonstrate that the albedo of a surface affects its temperature. They test to find out if moisture on the surface affects temperature. They discover whether or not concrete or asphalt heat...
+
PPT
Curated OER

States of Matter

For Teachers 8th - 10th
By viewing this PowerPoint your students' understanding of molecular energy should increase. The properties and inter-particular forces are summarized. The logical progression of information is useful, but more data to demonstrate...
+
Lesson Plan
Curated OER

Local Hydrologic Cycle

For Teachers 5th - 8th
Young scholars draw the water cycle as it occurs in their community.  In this water cycle instructional activity, students observe demonstrations of sublimation and infiltration.  They also use photographs or their own drawings of their...
+
Lesson Plan
Curated OER

Sublimation

For Teachers 8th - 11th
Students investigate sublimation and deposition using moth balls and toilet bowl freshener. For this sublimation lesson plan, students make a water bath and use two small beakers inside 2 larger beakers with moth balls in one and toilet...
+
Organizer
Curated OER

States of Matter

For Students 7th - 12th
In this matter activity, learners read a chart that uses water to show the three most common states of matter. Students review the properties of solids. This activity has 2 graphic organizers and 8 fill in the blank questions.
+
Worksheet
Curated OER

AP Chemistry Chapter 9

For Students 10th - 12th
In this AP Chemistry worksheet, students apply concepts of electron configuration to accurately answer the questions provided. Students also draw Lewis structures of the given elements. Students estimate the enthalpy of formation as well...
+
Worksheet
Curated OER

Phases

For Students 11th - Higher Ed
In this phases worksheet, learners rank the chemical compounds by decreasing vapor pressure. Students use a phase diagram to determine if water undergoes any phase transitions during the four steps described. This worksheet has 8...
+
Worksheet
Curated OER

Wet Dry Ice Lab

For Students 8th - 10th
In this wet dry ice worksheet, students read the information about dry ice and phase change. Students perform an experiment in which they observe phase changes of ice. Students answer analysis questions as it relates to the phase change...
+
Worksheet
Curated OER

Chemistry Practice

For Students 9th - 11th
In this chemistry practice worksheet, students select the correct response to the given questions. Students apply knowledge about the states of matter, finding vapor pressure and atmospheric pressure.