Exploring Matter and Energy Concepts

What is the term for the process by which liquid water changes into water vapor due to the sun's energy?

• Condensation

• Precipitation

• Evaporation

• Transpiration

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

What force pulls objects toward the center of the Earth and affects the motion of objects?

• Friction

• Gravity

• Magnetism

• Buoyancy

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

Which of the following is an example of a new substance being formed when two substances are mixed?

• Mixing sand and gravel

• Mixing salt and water

• Mixing baking soda and vinegar to produce bubbles and gas

• Mixing red and blue paint

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What happens to most metals when they are heated?

• They shrink

• They expand

• They become magnetic

• They dissolve

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which weather instrument is used to measure wind speed?

• Thermometer

• Barometer

• Anemometer

• Rain gauge

Which of the following best describes what happens during condensation in the water cycle?

• Water vapor cools and turns into liquid water droplets

• Liquid water is heated and turns into water vapor

• Water falls from clouds as rain or snow

• Plants release water vapor through their leaves

Tags

NGSS.MS-ESS2-4

A student pushes a heavy box across the floor and notices it slows down and stops. Which force is responsible for slowing the box down?

• Gravity

• Magnetism

• Friction

• Air pressure

Tags

NGSS.MS-PS2-2

A student mixes iron filings and sulfur powder together. She can still separate the iron filings using a magnet. What does this tell us about the mixture?

• A new substance was formed because the materials changed color

• No new substance was formed because the materials kept their original properties

• A new substance was formed because the materials were combined

• No new substance was formed because the mixture got warm

Tags

NGSS.MS-PS1-2

A weather station records the following data: dropping air pressure, increasing humidity, and dark clouds forming. What type of weather is most likely approaching?

• Clear and sunny skies

• A storm with rain or severe weather

• Cold and dry conditions

• Foggy but calm conditions

Tags

NGSS.MS-ESS2-5

A student places a chocolate bar in a warm car and it melts. When she puts it in the freezer, it becomes solid again. Which concept does this best demonstrate?

• Heating and cooling can change the state of some materials, and the change can be reversed

• Heating always creates a new substance

• Cooling always destroys a substance permanently

• Temperature has no effect on solid materials

Tags

NGSS.MS-PS1-4