The surface of water can act like a sort of skin due to a property of liquids called _____________________.

• viscosity

• condensation

• surface tension

• evaporation

Which state of matter undergoes changes in volume most easily?

• Solid

• Liquid

• Gas

• Frozen

Tags

NGSS.MS-PS1-4

According to Charles’s law, when the temperature of a gas at constant pressure is increased, its ______________________.

• volume increases

• mass increasese

• volume decreases

• particles move more slowly

The change from liquid to solid, or the reverse of melting, is called ______________________.

• Condensation

• Boiling

• Sublimation

• Freezing

Tags

NGSS.MS-PS1-4

An uncovered pot of soup is simmering on a stove, and there are water droplets on the wall above the back of the stove. What sequence can you infer has occurred?

• melting, then boiling

• freezing, then thawing

• vaporization, then condensation

• condensation, then vaporization

Tags

NGSS.MS-PS1-4

In cold climates, the amount of snow on the ground may decrease even if the temperature stays below zero degrees Celsius. The process that best explains this event is _________________________.

• condensation

• sublimation

• melting

• evaporation

Tags

NGSS.MS-PS1-4

The state of matter in which particles are arranged in either a crystalline or an amorphous form is ________________.

• liquid

• gas

• solid

• fluid

The greater the speed of gas particles in a container, the __________________________________________.

• fewer collisions there will be.

• lower the temperature

• greater the pressure

• lower the pressure

Tags

NGSS.MS-PS3-1

Pressure can be measured in units of _____________________.

• newton

• newtons per square meter

• newtons per square centimeter

• newtons per cubic centimeter

According to Boyle’s law, when the pressure of a gas increases at constant temperature, its volume ________________.

• increases

• stay's constant

• decreases

• increases, then decreases