Mixtures
Ms. Turner has placed raisins, m&m's, and pumpkin seeds in a bowl. She has created a...
Mixture
Mrs. Roy made a solution of 5g of salt and 50mL of water. She then heats up the water, and all of the water evaporates. How much salt is left?
5g
What tool do you measure liquids with?
Graduated cylinder
Ben adds a white solid to a cup of water and stirs the mixture. Soon he cannot see the solid. It dissolved. Dissolved means...
Broke into particles too small to see
Hattie has a glass of iced root beer with lunch. What states of matter are included in her beverage choice?
Solid-ice
Liquid-root beer
Gas-Carbonation
When you mix a solid and a liquid, and the solid seems to disappear, what happens to the solid?
It dissolves.
How do you find the mass of a solution or mixture using a balance?
Add an equal mass cup to the other side and fill with gram pieces until it is evenly balanced.
What is another word for something that is clear?
Transparent
Charlie creates a mixture of salt, sand, and water. He then pours this mixture through a funnel with filter paper. What will happen to the salt and sand?
The salt will pass through the funnel, but the sand will be trapped in side the funnel.
What do you call the liquid that a solid is dissolved into?
Solvent
Caleb makes a mixture of iron fillings, sand and salt. He needs to develop a procedure to separate the solids. Which tool would NOT be useful to separate these solids?
Water, filter paper, magnet, screen
A screen because the sand is too fine and will flow through the holes
What is the amount of materials in something called?
Mass
Lucy is having cereal with strawberries and milk for breakfast. What states of matter are included in her most important meal of the day?
Solid-strawberries, cereal
Liquid-milk
What do you call the solid that is dissolved into the liquid?
Solute
How can you move liquid from a pitcher to a cup?
Use a syringe.
What shape do salt crystals make after water evaporates?
X's
Botond spills a drawer in his kitchen. Out falls rubber bands, paper clips and toothpicks. How can he separate these items using the investigations we did last week?
Magnet- paper clips
Water- rubber bands and toothpicks (rubber bands will sink, toothpicks will float.)
Marianna mixes water and a solid. The solid dissolves. How does the mass of the plain water compare to the mass of the solution?
The solution has a greater mass than the plain water.
Safety goggles!
What made the gravel in our last experiment magnetic?
Metal!