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21 resources with the keyterm indicator

Videos (Over 2 Million Educational Videos Available)
Defining Gravity Video
3:11
Defining Gravity
Who was Frederick Douglass? Video
3:07
Who was Frederick Douglass?
The Secret World of Animal Sleep 101 Sleepless on the Savanna Video
3:42
The Secret World of Animal Sleep 101...
Other Resource Types (21)
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3:14
Lesson Planet: Curated OER

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...
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3:14
Lesson Planet: Curated OER

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...
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1:04
Lesson Planet: Curated OER

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...
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1:52
Lesson Planet: Curated OER

Disappearing Ink with a Carbon Dioxide Blast!

For Teachers 3rd - 6th
Create disappearing ink and send your own secret messages. Have your learners explore the properties of acids and bases in order to figure out how to cause a chemical reaction. After they understand the process, they can perform some...
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1:04
Lesson Planet: Curated OER

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...
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1:05
Lesson Planet: Curated OER

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...
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1:52
Lesson Planet: Curated OER

Disappearing Ink with a Carbon Dioxide Blast!

For Teachers 3rd - 6th
Create disappearing ink and send your own secret messages. Have your learners explore the properties of acids and bases in order to figure out how to cause a chemical reaction. After they understand the process, they can perform some...
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1:05
Lesson Planet: Curated OER

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...
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Lesson Planet: Curated OER

Changing Planet: Ocean Acidification - the Chemistry is Less than Basic!

For Teachers 7th - 10th
A video and laboratory investigation are highlights to this lesson on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of carbon dioxide...
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Lesson Planet: Curated OER

Carbon Dioxide - Sources and Sinks

For Teachers 7th - 12th
Where does all of the carbon dioxide come from that is supposedly leading to climate change? Earth science pupils test animal, plant, and fossil fuels as sources in this investigation. Using an indicator, BTB, they are able to detect the...
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Lesson Planet: Curated OER

2003 U.S. National Chemistry Olympiad Part III

For Students 9th - 12th
In this chemistry Olympiad worksheet, pupils are given 2 lab problems to work on. They must explain their experiment they would carry out, show their data and write their results and conclusions of the lab and the process.
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Lesson Planet: Curated OER

Chemical Changes Making Foam and Using Indicators

For Teachers 9th - 12th
Students are able to observe chemcial and physical changes while producing a brilliant formation of foam. They are able to experience the use of an indicator in the reaction. Students record information based on their observations.
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Lesson Planet: Curated OER

Determination of Water Hardness

For Teachers 9th - Higher Ed
Students investigate water hardness. In this water hardness lesson plan, students determine the water hardness in 4 samples of water after buffering each. By using titration and an indicator, students can determine the amount of calcium...
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Lesson Planet: Curated OER

RHS Campaign for School Indicator

For Teachers 4th - 9th
Young scholars study Ph and how acids and bases can affect it.  In this indicators lesson students divide into groups and complete a lab activity to investigate what happens when they add indicators. 
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Lesson Planet: Curated OER

Making Soap

For Teachers K - 8th
Students explore what chemical indicators are and use pH paper to determine if something is alkaline or basic.  In this pH lesson plan students manufacture their own soap.
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Lesson Planet: Curated OER

Cool Chemistry- DIY pH Indicator

For Teachers 8th - 12th
Students study the differences between an acid and a base.  In this pH lesson students view a demonstration then test chemicals in groups.
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Lesson Planet: Curated OER

Acid(s)-Base(s) Detective

For Teachers 9th - 12th
Students investigate acids, bases, indicators and universal indicators. In this acid and base lesson plan, students test 6 samples with litmus paper and determine if they are acids or bases. They separate out 7 samples using litmus paper...
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Lesson Planet: Curated OER

Investigating Buffers

For Teachers 9th - 12th
Students investigate buffers and their behaviors when used with acids and bases. In this buffers lesson plan, students use a pH meter and create buffered acidic and basic solutions. To each of the buffered solutions students add strong...
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Lesson Planet: Curated OER

pH Lab

For Teachers 10th - 12th
In this pH worksheet, students experiment with dilutions of acidic solutions to test for the pH using cabbage as an indicator. They then test a variety of substances for pH. On day two of the lab, they test conductivity of solutions and...
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Lesson Planet: Curated OER

DNA Extraction

For Teachers 7th - 12th
Students are able to extract and observe a visible amount of DNA from Escherichia coli cells. They discuss the properties of DNA. Students confirm the presence of DNA by a reaction with an indicator.
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Lesson Planet: Curated OER

Acidity of Soda Pop

For Teachers 5th - 10th
Students conduct an experiment to determine the acidity of three different brands of soda by adding a known volume of base until a pink color appears in the reaction vessel. They test fresh and flat soda, observe any differences, and...