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257 resources with the keyterm base

Videos (Over 2 Million Educational Videos Available)
Defining Gravity Video
3:11
Defining Gravity
Biography of Mary Cassatt for Kids: Famous Artists for Children - FreeSchool Video
4:59
Biography of Mary Cassatt for Kids: Famous...
The Circulatory System Part 1: The Heart Video
8:55
The Circulatory System Part 1: The Heart
Other Resource Types ( 257 )
3:14
Lesson Planet

Red Cabbage Chemistry

For Teachers 4th - 9th
An acid/base indicator that's made of blended red cabbage and water is used to demonstrate the various reactions that an acid/base solution goes through when some carbon dioxide gas is added. The best way to add the carbon dioxide is to...
3:15
Lesson Planet

Acid Breath

For Teachers 4th - 9th
An acid/base indicator that's made of blended red cabbage and water is used to demonstrate the various reactions that an acid/base solution goes through when some carbon dioxide gas is added. The best way to add the carbon dioxide is to...
Lesson Planet

Chemistry Slide Collection

For Teachers 9th - 12th
A huge slide show provides a review of almost every topic there is to cover in basic chemistry! Your young scientists will be interested to see each illustration and example given. The appearance of the 120 slides varies greatly, most...
Lesson Planet

Quality Control at Kality Krunchers Dill Pickle Factory

For Teachers 9th - Higher Ed
In a hypothetical scenario, food chemists use titration to concoct a brine solution for producing the crunchiest pickles. They also analyze store-bought pickle juices. In addition to reinforcing titration techniques, the lesson requires...
Lesson Planet

Chapter 15 Review, Section 2: Acid-Base Titration and pH

For Students 9th - 12th
Keep it simple with this chemistry assignment. Learners examine an acid-base titration graph and answer four questions about the data. Then they will balance neutralization equations and calculate molarity for several specific solutions....
Lesson Planet

2000 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...
Lesson Planet

Review of Ionic and Covalent Compounds and Transitioning from Ionic to Covalent Compounds

For Students 9th - 12th
Here is a unique assigment: compare and contrast ionic and covalent compounds in an extensive data table and then analyze Lewis dot structures in antoher. Three columns are to befilled in: "characteristic or feature," "applies to ionic...
Lesson Planet

Solutions, Acids, and Bases

For Teachers 9th - Higher Ed
Practically everything you ever wanted to teach about acids, bases, and solutions can be found in these 158 slides! This A+ PowerPoint examines in-depth the components of a solution and the step-by-step process of dissolving. It examines...
Lesson Planet

1999 U.S. National Chemistry Olympiad Part III

For Students 9th - 12th
In this chemistry olympiad laboratory worksheet, learners design and carry out two experiments. They design one experiment to test for the percent mass of a substance in a solution and they design another experiment to identify two...
Lesson Planet

The Power of One - Math in a Different Angle

For Teachers 5th - 7th Standards
In this 2-day lesson focused on exponents, middle schoolers will cross the curriculum by engaging in science, history and language arts activities. Exponential growth will be explored using grains of rice on a chess board. Exponential...
Lesson Planet

Acids and Bases

For Teachers 8th - 12th
Acquaint your chemistry class with acids and bases by showing this bold and bright PowerPoint. Viewers learn about the characteristics of acids and bases and stop at intervals to answer several questions about what they are learning. Use...
1:05
Lesson Planet

Goldenrod Paper Message

For Teachers 5th - 9th
Have your class write secret messages using Goldenrod paper and a basic liquid such as ammonia. This is a great way to illustrate the chemical reactions between acids and bases. This could lead to an exploration of chemical reactions and...
1:05
Lesson Planet

Berry pH Paper

For Teachers 5th - 9th
Steve Spangler shows how to make your own litmus paper. Using blackberries, construction paper, and water, learners can make their own litmus paper in the classroom. Then, they can take different liquids, such as oil and soapy water, and...
1:05
Lesson Planet

Goldenrod Paper Message

For Teachers 5th - 9th
Have your class write secret messages using Goldenrod paper and a basic liquid such as ammonia. This is a great way to illustrate the chemical reactions between acids and bases. This could lead to an exploration of chemical reactions and...
1:05
Lesson Planet

Berry pH Paper

For Teachers 5th - 9th
Steve Spangler shows how to make your own litmus paper. Using blackberries, construction paper, and water, learners can make their own litmus paper in the classroom. Then, they can take different liquids, such as oil and soapy water, and...
Lesson Planet

Acid-Base Equilibria: pH Practice

For Students 11th - 12th
Across the top of the page is a large Z diagram representing varying degrees of acid-base equilibria. Advanced chemistry classes answer eight questions using the values listed for the H+ and the OH- ions that are part of the diagram and...
6:31
Lesson Planet

How Do You Find the Volume of a Triangular Pyramid?

For Teachers 6th - 12th
Instruct your class on how to find the volume of a triangular pyramid using this tutorial. Learners can watch the video and take notes, later applying what they have seen to class work or homework. A clear video with direct instruction,...
6:05
Lesson Planet

How Do You Find the Volume of a Triangular Prism?

For Teachers 6th - 12th
Do you need to find the area of a prism? Watch this video to find out how! An instructor goes through each step, recording her work on a whiteboard for reference. A solid instructional video that could be used at home or in the classroom.
4:55
Lesson Planet

How Do You Find the Area of a Trapezoid?

For Teachers 6th - 12th
Trapezoids can be tricky. Break down the process of finding the area of a trapezoid with this video! Viewers are given information about the area formula and shown exactly how to plug in information, solve, and simplify. This is a...
1 In 1 Collection 5:04
Lesson Planet

What is the Formula for the Volume of a Cone?

For Teachers 6th - 9th Standards
All you need are a few values to find the the volume of a cone! Watch an informative math video that guides learners through the formula needed, as well as the relationship between the cone's volume and the volume of other...
3:21
Lesson Planet

How Do You Convert a Number in Exponential Form into Expanded Form?

For Teachers 5th - 8th Standards
A quick lesson on how to write an exponential expression in expanded form. All you have to do is write out the base number the identified number of times as represented by the power. This would be a great support to your lesson on...
Lesson Planet

Chemistry 12 pH Worksheet

For Students 9th - 12th
Emerging chemists find their calling as they calculate the concentration of hydronium and hydroxide ions and the pH and pOH for several solutions. In some cases, values are given, and in others, actual word problems are written out....
Lesson Planet

Chapter 14 Review, Section 2: Acids and Bases

For Students 9th - 12th
Lewis acids and bases, Brønsted-Lowry acids and bases, ionization, and more are covered by this chemistry handout. It serves as a review of a specific textbook section, but will also serve as a nice review for any general chemistry...
Lesson Planet

Chapter 14 Review, Section 1: Acids and Bases

For Students 9th - 12th
An overview of acid and base compounds and their reactions is presented with this handout. Pupils name compounds and write chemical formulas. They write net ionic equations and explain how acidic solutions might conduct electricity. This...