Science Reporting Category 1

An igloo is made of ice and snow. Which state of matter is used to make an igloo?

• Liquid

• Solid

• Water

• Gas

Which thermometer accurately shows the boiling temperature of water? 5.2(C)

• Thermometer showing 5°C

• Thermometer showing 100°C

• Thermometer showing 95°C

• Thermometer showing 215°C

Students combine sand, water, and iron filings in paper cups to learn about separating mixtures. After the investigation, how should the students properly dispose of the materials? 5.1(B)

• Pour the sand, water, and iron filings down the drain, rinse the sink, and throw the paper cup in the trash.

• Remove the iron filings, saving them for future use. Drain the water from the sand, saving it for future use, and throw the sand and paper cup in the trash.

• Throw the sand, water, and iron filings in the trash. Wash hands.

• Empty the mixture of sand, water, and iron filings on the playground beside the school.

A student leaves snow-covered boots in front of the fire for many hours. When the student comes to get them, the snow is gone, and puddles of water surround the boots. Which statement correctly describes the boots after they warm by the fire?

• The snow on the boots remains solid and unchanged.

• The snow on the boots changes from a solid to a liquid.

• The snow on the boots changes from a liquid to a gas.

• The snow on the boots becomes a solid form of water.

A student makes a graphic organizer to brainstorm changes that occur when heat is added. Which change did the student list incorrectly?

• Ice cubes placed in water got smaller.

• Wet clothes hung out on a sunny day became dry.

• A pat of butter spread on a tortilla softened and lost its shape.

• Juice placed in the freezer turned into ice pops.

Which process occurs when wet clothes are hung out to dry on a sunny day?

• Condensing

• Melting

• Freezing

• None of the above

At the end of a very hot, sunny day, which playground area will probably be too hot to touch?

• Metal climbing tower

• Plastic slide

• Wooden bridge

• Rubber bounce house

A student heats a beaker of water on a hot plate and measures the temperature every 2 minutes. After 2 minutes, the water measures 30°C. After 4 minutes, the temperature is 60°C. After 6 minutes, the temperature is 100°C. At 8 minutes, the water measures 100°C. What does the data from the investigation show?

• The water is at its boiling point after 2 minutes.

• The water is at its boiling point after 4 minutes.

• The water is at its boiling point after 6 minutes.

• The water does not reach its boiling point during this investigation.

Which tool is necessary when using evaporation to separate a solution?

• Colander

• Compass

• Dropper

• Beaker on a hot plate

Students are combining ingredients to make solutions. Which of the following is a way they could speed up the process of combining sugar and water?

• Allow the solution to sit undisturbed

• Heat the water

• Add more sugar to the solution

• All of the above