Semester 2 Exam 2024-2025

Matter that has a definite volume and a definite shape is a _______________.

• solid

• liquid

• gas

• plasma

Tags

NGSS.MS-PS1-4

When two or more substances are physically combined, the result is a(n) _______________.

• chemical change

• element

• compound

• mixture

As a sample of matter is heated, its particles __________.

• are unaffected

• move more quickly

• move more slowly

• stop moving

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The color of ink is a __________.

• physical change

• physical property

• chemical change

• chemical property

Three examples of physical changes are

• sawing wood, crushing a can, and burning a marshmallow

• burning of gasoline, rotting an egg, and exploding fireworks

• freezing of water, evaporation of gasoline, and rusting of a nail

• boiling of water, blowing up a balloon, and melting a candle

Which of the following is evidence that a physical change has occurred?

• Broken glass

• Rust

• Bubbles

• Formation of a solid precipitate

Which of the following is not a physical property?

• Color

• Odor

• State

• Reactivity with oxygen

Matter in which the particles are free to move in all directions until they have spread evenly throughout their container is a _______________.

• solid

• liquid

• gas

• plasma

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

CaCO₃ is an example of which type of matter?

• Element

• Compound

• Homogeneous mixture

• Heterogeneous mixture

Tags

NGSS.MS-PS1-1

In which phase of matter are the molecules of the substance farthest apart from each other?

• solid

• liquid

• gas

• crystal