Hot Chalk's Science Experiments (Gr. 6-8; expandable)
SCIENCE EXPERIMENTS
Note: These are mostly for grades 6-8 but are easily adaptable to other grades. Also, other Science Experiments are included in many of the lesson plans throughout the rest of the Science pages.
BIOLOGY - Animals:
• Can Fish be Raised in a Bottle
BIOLOGY - PLANTS:
• Can Water Travel Through Plant Stems?
• Effects of a Dense Plant Population
• Do Plants Lose Water through their Leaves?
• Do Plants need Sunlight to be Green?
• Is Green is the only Color in a Leaf?
• Can a Plant grow from nothing but the top of a Carrot?
• Students Predict the number of Sections in Citrus Fruit
• Temperature & Gravity on Seed Germination
• What happens when Seeds Sprout?
• Water, air, food, or soil - Which is the most needed for plant growth
BIOLOGY - OTHER:
• What conditions cause Mold to Grow fastest on Bread
• This lab experiment demonstrates osmosis
• Origin of Life- real cell membranes "self-assemble" around oil and water molecules
CHEMISTRY:
• What do you get when you mix Borax with Glue?
• What happens when Food Coloring is mixed with Oil and Water?
• Expanding Ice
• How can you make Soap Bubbles last longer?
• Determine how Detergent Changes how Water Acts
• Density of Water with Salt or Sugar
• Model of an Atom with a Walnut Shell
• Melting Chocolate at different Temperatures
• Temperature on the Speed of Molecules in Water
• Garbage and its speed of Breakdown
• What makes Soap Slide
• 7 experiments exploring physical vs. chemical reactions and how to increase their rate
• Compounds identified by fire
• Chemical reaction turns aluminum foil into copper with a memorable smell
PHYSICS:
• How many pennies can be added to a full glass of water?
• Can a paper clip float in air?
• Can Electricity be made to do Work?
• Making a Roller Coaster
• Cars, Ramps, and the Ramp's affect on the Car's Energy
• Cartesian Divers
• Does Sound Travel through Walls?
• Determines whether Heavy or Light Objects Fall Faster
• Why Hot Air Balloons Float
• Density of Hot Air versus Cold Air
• Determining Hot or Cold by Touch
• Want to make a Rainbow?
• Amount of Water in a Bottle affects Sound
• Center of Gravity of objects
• This awesome demonstration is simply magic - seriously!
OTHER / MULTIPLE TOPICS:
• Is it possible to force an opponent to Win Tic-Tac-Toe?
• Most common Month for Birthdays in this Experiment
• Discover what Time People are most Alert
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