What Are Some Good Science Fair Projects For 7th Graders?

What Are Some Good Science Fair Projects For 7th Graders? Crush a can using air pressure. … Construct a geodesic dome. … Design a solar oven. … Spherify your favorite beverage. … Design a helping hand. … Watch the greenhouse effect in action. … Marvel at a density rainbow. … Discover computer coding with LEGO

What Are Some Fun Science Fair Projects?

What Are Some Fun Science Fair Projects? Lemon Volcano. Skip the vinegar volcano and try lemon juice! DIY Bouncy Balls. Learn about polymers while making DIY toy! Shiny Pennies. A classic experiment that kids love is Shiny Pennies. … Regrow Vegetable Scraps. … DIY Stethoscope. … Simple Circuit. … Chromatography Butterflies. … Exploring Density with

What Are Three Things You Should Do Before Leaving The Lab?

What Are Three Things You Should Do Before Leaving The Lab? Before leaving the lab, you’ll need to make sure it’s thoroughly cleaned so it’s ready and safe to work in again. Make sure to clean all used glassware, return reagents to the storage area, dispose waste in the right containers and clean your workbench.

What Are The Chemicals Used In Laboratory?

What Are The Chemicals Used In Laboratory? HYDROCHLORIC ACID. HYDROFLUORIC ACID. NITRIC ACID. SULPHURIC ACID. ACETIC ACID. ACETIC ANHYDRIDE. HYDROGEN PEROXIDE. SODIUM HYDROXIDE. What are 5 examples of chemicals? Burning wood. Souring milk. Mixing acid and base. Digesting food. Cooking an egg. Heating sugar to form caramel. Baking a cake. Rusting of iron. What are