February Review

The diagram above shows one container with oil and water and another with oil and a cork. Which diagram below shows what most likely would happen if oil, water, and the cork were all put in the same container?

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Tags

NGSS.MS-PS1-2

Which of the following is a good conductor of electricity?

• glass rod

• cotton string

• plastic tubing

• copper penny

Tags

NGSS.5-PS1-3

A teacher mixes a white powder into a beaker of water. The powder cannot be seen in the water. The teacher then heats up the water until it evaporates and the powder can be seen again. Which of the property of the powder is the teacher demonstrating?

• solubility

• Density

• Conductivity

• Mass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

5 Jars with 92* C water are set up with thermometers. 4 jars are wrapped equally with different material. One jar is kept unwrapped as a control. After 10 minutes the temperature is checked and noted in the above chart. Which property of the material is most likely being tested?

• state of matter

• Thermal energy insulation

• Thermal energy production

• ability to conduct electricity

Tags

NGSS.MS-PS3-3

What is the difference in grams between the total mass of the liquid substances and the total mass of the solid substances in the above chart?

• 298

• 130

• 168

• 428

A teacher wears protective gloves to lift a metal pan filled with boiling water from a hot plate. Why are the protective gloves necessary?

• The metal pan creates thermal energy.

• the metal pan insulates thermal energy.

• The metal pan conducts thermal energy.

• The metal pan reduces thermal energy.

Tags

NGSS.4-PS3-2

A student has puts 4 objects in a bucket filled with water. The objects are listed above. Which two objects are most likely less dense than water?

• Wood block and metal paper clip

• plastic ball and glass marble

• metal paper clip and glass marble

• wood block and plastic ball

Tags

NGSS.5-PS1-3

A student is asked to design a sleeve for a cup that will insulate thermal energy and not feel hot to the touch when the cup is filled with liquid. The students has 4 materials to choose from. Which of these materials is least useful as an insulator?

• cardboard

• aluminum

• rubber

• plastic

Tags

NGSS.MS-PS3-3

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Which diagram models the process of compaction leading to the formation of Sedimentary Rock?

• F

• G

• H

• J

Tags

NGSS.MS-ESS2-1

The diagram below shows the sequence of the processes that turn solid rock into sandstone. Which two processes best complete this diagram?

• Melting and cooling

• Erosion and compaction

• Compaction and cementation

• Evaporation and dissolving

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-1