OJ Ice Crystals |
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solution, states of matter, Variables and controls, investigations and experiments, water |
Is it Safe to Heat Water in a Microwave Oven? |
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solution, states of matter, critical thinking, model, safety, water |
A Cool Experiment |
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states of matter, thermal energy, physical-chemical change, water, energy |
Egg in a Bottle |
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critical thinking, reaction, combustion, thermal energy, engineering, pressure, expand/contract, misconceptions, force and interactions |
Viscosity |
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Variables and controls, measurement, compound, investigations and experiments, mixture, water |
Adding to a Full Cup |
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surface tension, properties, misconceptions, measurement, investigations and experiments, water, matter |
Understanding "Chemical Formula" |
text page, learnalong, checked |
chemical formula, minerals, rocks |
What Really Happens With Evaporation? |
text page, free, checked |
kinetic/potential, states of matter, atoms, critical thinking, thermal energy, weather, water cycle, misconceptions, physical-chemical change, water |
Why We Use Soap |
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polar/nonpolar, surface tension, investigations and experiments, mixture, water |
Air has Weight |
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mass, states of matter, critical thinking, properties, density, pressure, gravity, expand/contract, misconceptions, measurement, force and interactions |
Bad Chocolate? |
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senses, states of matter, Variables and controls, critical thinking, observation, properties, digestive system, investigations and experiments, mixture, crystals, physical-chemical change |
Black and White Smoke |
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Variables and controls, reaction, combustion, investigations and experiments |
Feeling the Pressure |
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senses, critical thinking, pressure, gravity, measurement, water, force and interactions |
Changing How We Look at Changing |
text page, free |
solution, states of matter, critical thinking, reaction, misconceptions, classification, physical-chemical change |
Squeezing Matter |
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states of matter, properties, pressure, classification, measurement, force and interactions, matter |
Understanding "Internal Crystalline Structure" |
text page, learnalong, checked |
minerals, rocks, crystals |
States of Matter |
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states of matter, observation, cycles, misconceptions, physical-chemical change |
Science of Papal Smoke Colors |
text page, free |
Variables and controls, observation, reaction, combustion, investigations and experiments, physical-chemical change |
The Solution to Crystals |
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solution, thermal energy, minerals, physical-chemical change |
Yellowing Paper |
text page, free, checked |
electromagnetic spectrum, science fair, Variables and controls, critical thinking, observation, light, investigations and experiments, physical-chemical change, energy |
Water Wall |
text page, free, checked |
surface tension, water |
Teach It Right the First Time. |
text page, free |
states of matter, critical thinking, information processing, misconceptions, matter |
Breathing Hot and Cold |
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states of matter, Variables and controls, critical thinking, observation, thermal energy, engineering, respiratory system, information processing, structure and function, misconceptions, human body, investigations and experiments, water, force and interactions |
Broccoli Science |
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cells, Variables and controls, acid-base, plant parts, reaction, plants, investigations and experiments |
Why Fry? |
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senses, conduction, thermal energy, digestive system, investigations and experiments, physical-chemical change |
Butter Science |
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polar/nonpolar, states of matter, observation, properties, density, investigations and experiments, mixture |
A Cool Change |
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solution, reaction, thermal energy, measurement, investigations and experiments, physical-chemical change, energy |
The Science of Campfires |
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mass, Variables and controls, critical thinking, observation, reaction, combustion, properties, thermal energy, investigations and experiments |
Comparing How Sound Moves Through Liquids and Gases |
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states of matter, density, sound, energy |
Sorting Salt and Pepper, How Many Ways? |
text page, free |
mass, solution, static electricity, Variables and controls, critical thinking, observation, motion, properties, density, engineering, friction, electricity, structure and function, attract/repel, investigations and experiments, mixture, force and interactions |