In this all, half, most, and none worksheet, learners fill in the blanks to sentences with either the word all, half, most, or none. Students fill in the blanks for 14 sentences and write 4 on their own.

Students read a book and have a class discussion about the air around them. In this air lesson plan, students learn about properties of air, and discuss other gases they have observed.

Students study climate change and the arguments of scientists that it exists.  In this climate change lesson students complete a class activity and answer questions.  

Learners research an assigned biogeochemical cycle. In this cycle activity, students need to determine that all cycles need energy to continue. The learners will look at a given cycle to describe it, research and draw an assigned cycle,...

In this geography skills practice worksheet, students respond to 12 multiple choice questions about world population statistics. 

Beginning botanists can sketch the parts of a plant in individual boxes, or better yet, they can tape or glue actual plant parts in them. Beside each box are a few sentences with selected words left out. From the word bank at the bottom...

In this molecules worksheet, students calculate the mass or volume of a certain number of moles of a compound. There are 3 difficulty levels of this worksheet, each one has 6 problems to solve.

In this chemistry in action activity, students read about sulphuric acid, the use of metals, the production of titanium and the detection of chemical elements and compounds. Students are given 8 statements about what they should...

Young scholars investigate air and water pollution, and the conservation of natural resources.

Young scholars identify greenhouse gases. They explain why perfluorocarbons are a bad alternative to chlorofluorcarbons. They determine both the least and most influential greenhouse gases.

Students observe the 'pouring' of a gas. They compare the masses (weights) and densities of two gases. Pupils define the following terms: matter, mass, and density. Students answer questions after watching the demonstration.

In this chemistry worksheet, high schoolers engage in a series of chemical problems that are associated with comparing mass to mass. The answers are included.

Students measure the pH of local rain water. Students map the location of the collected rain water according to pH levels.

Students examine the pH level of rain water in their local community. They locate each location on a map. They analyze the data and draw conclusions.

Fourth graders watch teacher conduct the following experiment. Wearing safety goggles and old clothing is advised. The experiment could ruin clothing and hurt unprotected eyes. Follow the steps below having students write down what they...

Students observe different demonstrations on the greenhouse effect. They build their own models to show the phenomenon. They discus the role of greenhouse gases on global warming.

In this balancing equations worksheet, students determine the type of reaction and write the balanced equation. Students read the word description and write the symbol of each element using the periodic table.

The students list major air pollutants, what causes them, and their effects on people and the environment. Students list ways they can prevent or reduce the types of air pollution mentioned in the play.

Students explore solubility of gases in water, Henry's Law, LeChatelier's Principal, and supersaturation of gases in water.

Students create models of comets. They develop a comet model in a team and exchange samples with other teams. They use their senses to demonstrate the filters on a spectrometer and record their data. They discuss the contents of their...

Students discuss photosynthesis. They explore and discuss surface tension, hydrogen bonding and capillary action with hands on experiments. They make journal entries and draw pictures of the different stages of the experiments.

Students experiment with floating the spaghetti, the gas functions like a life preserver. Pupils comprehend that a person is slightly more dense than water. They comprehend that a life preservers are made of low-density materials. The...

Students investigate what dissolved oxygen is and why it is important to aquatic life and what factors influence levels of dissolved oxygen in a lake. They study how to use MS Excel to make charts to show trends and correlations.

Students investigate the concept of climate gases and practice using the appropriate measurement terms. The lesson includes information that is used by the teacher to conduct class discussion or as a source of background for students.