A student obsevres the temperature of water as 53 degrees celsius. How many many more degrees celsius must the temperature rise before it reaches the boiling temperature of water?

Four samples of water are measured in Liters: W= 50mL, X=100mL, Y=150mL, Z=200mL. If Sample W boils at a temperature of 100 degrees celsius, at which temperature would Sample Z be expected to boil?

Four students add sugar to their hot tea. Which property of sugar remains the same when the sugar is in the tea solution?

Danny made a mixture using equal amounts of salt and pepper. The salt grains were the same size as the pepper grains. What should the student do to most easily separate the pepper from the salt?

A mixture of beads with various sizes, each one is made of plastic, glass or steel, was placed in a container. The beads are easy to separate because-

A small bowl contains a misture of toothpicks and glass marbles. The easiest way to separate the mixture WITHOUT touching it would be to-

10g of four different powdered solids are added to four different beakers. 100mL of water are added to the beaker, stirred, and allowed to sit for an hour before recording observations. Which question is trying to get answered in this investigation?

Khrystian added a powdered drink mix to water and the solution turned orange. Khrystian decided the taste was too strong, so she poured out half of the liquid and added more water. Which of the following most likely occured when the water was added?

Nathan built a sidewalk and pressed salt particles into the concrete while it was still wet. When the concrete dried, Nathan washed the sidewalk with water. What most likely happened to the salt?

Kathy observed liquid wax dripping down the side of a burning candle. Several hours after putting out the flame Kathy observed there was no longer any liquid on the side of the candle. Which statement explains what may have happened to the liquid?

Khloe makes a model of the water cycle by using a cup, some water, and plastic wrap. After Khloe places the model near a sunny window, moisture forms on the inside of the plastic wrap. What change did Khloe most likely observe in the model?

Nichole and Kayla placed two ice cubes in separate bowls. One ice cube had a mass of 80g. The other had a mass of 40g. Which result would be the same for both ice cubes in this investigation?

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