What does salt do to ice?
When added to ice, salt first dissolves in the film of liquid water that is always present on the surface, thereby lowering its freezing point below the ices temperature. Ice in contact with salty water therefore melts, creating more liquid water, which dissolves more salt, thereby causing more ice to melt, and so on.
What are good science fair projects?
A good Science Fair project involves the student in a journey of discovery, driven by curiosity. It typically starts with a student proposing a question or hypothesis, and doing some background research. The student then develops an experimental apparatus or procedure that will produce data,…
What is list of science fair projects?
15 Awesome Science Fair Project Ideas Sprout House. A sprout house is a perfect way to teach biology, ecology, and just a little bit of green thumb magic! Kinetic Sand. Make this DIY kinetic sand as a standalone project to learn about chemistry. Craft Stick Catapult. Galaxy in a Bottle. Silly Slime. 3D Glasses. Clouds and Rain Weather Model. Homemade Spectroscope. Easy Fake Snow. Crystal Names.
What science project can you do for a science fair?
Popcorn Project. Would you like to write for us?
What are some testable questions for a science fair project?
Testable Questions for Science Fair Projects Does the type of liquid affect how fast an ice cube melts? Does changing the temperature of water affect the buoyancy of an egg? Does the amount of Mentos (white candy) affect the height of the pop explosion? (remember you cannot use brand names on your board or journal)