Curated OER
Photosynthesis
In this photosynthesis instructional activity, students complete 20 various types of questions related to photosynthesis. First, they match each description in the first column with the correct vocabulary term in the second. Then,...
Curated OER
An Introduction to Space Radiation
In this space radiation worksheet, students read about the various types of radiation humans are exposed to. Students answer 5 questions based on the reading. They calculate the amount of energy gained when exposed to a certain amount of...
Curated OER
Biotic and Abiotic Factors
In this biotic and abiotic factors worksheet, students complete 20 various types of questions related to biotic and abiotic factors. First, they write the vocabulary word that best completes the sentence. Then, students state an example...
Curated OER
Chemistry of Food
In this chemistry of food worksheet, students complete 20 various types of questions related to food and nutrition. First, they complete a crossword puzzle with vocabulary terms. Then, students use the figure shown to write the...
Curated OER
The Speed of Chemistry
In this rates of chemical reactions activity, students read about the various factors that influence the rate of chemical reactions such as surface area, concentration, temperature and catalysts. Students answer eight questions about...
Curated OER
Understanding Simple Machines
In this simple machines worksheet, students read about various types of simple machines. They then use what they learned to answer 17 questions. The answers are on the last page.
Curated OER
Enzyme Practice Sheet Key
In this enzyme worksheet, students solve 6 problems including questions about how enzymes work, graphs of the relationship between enzyme and substrate and structures of enzymes.
Curated OER
Quiz: Weather Phenomena #1
In this science worksheet, 3rd graders focus on the weather. Students respond to ten multiple choice questions about various aspects pertaining to our weather.
Curated OER
The Chemistry Connection
For this proteins worksheet, students read about the chemical compound, protein. Students determine where proteins are found in the body and how enzymes help the body react. Then students complete 3 short answer questions.
Curated OER
Standard 4 Review Sheet-Key Ideas Biology-The Living Environment
In this living environment worksheet, students answer a variety of questions about living organisms, the processes they go through to make food and break down food, absorb nutrients, and release toxins. They explain homeostasis, they...
National Institute of Open Schooling
Radioactive Pollution
Radioactive pollutants can enter the body through ingestion, inhalation, absorption, or injection. The last lesson in a series of 36 introduces pupils to radioactive pollution. They study its sources, both natural and man-made, its...
Texas State Energy Conservation Office
Investigation: Automotive Emissions and the Greenhouse Effect
It is recommended that you conduct this fabulous experiment as a whole-class demonstration. Collect air samples from the environment, human exhalation, and car exhaust, then compare them for carbon dioxide content using bromthymol blue...
National Institute of Open Schooling
Chemical Equilibrium
Le Chatelier's interest in thermodynamics and building materials such as cement and plaster led to the Le Chatelier Principle in 1884. Activity 13 in a series of 36 extensively explores chemical equilibrium. Learners read about...
National Institute of Open Schooling
d-Block and f-Block Elements
Potassium permanganate, containing manganese one of the transition elements, has many uses such as mouthwash and propelling rockets, making it is a very diverse compound. The lesson delves into such transition elements and lanthanides,...
Curated OER
Want to Sleep Better?
In this review worksheet, students complete sentences by filling in the blank. The students use comparatives, etc. The worksheet is intended to test the student's English Language skills.
Curated OER
Alchemy and Chemical Symbols
In this alchemy learning exercise, students read about how alchemists kept their experiment notes in secret code. Students design their own secret code for the given elements. This learning exercise has 2 problems to solve.