Topic 1 Matter

The melting point refers to

• the point at which a liquid turns into a gas.
• the point at which a solid turns into a liquid.
• a substances ability to conduct thermal electricity.
• the amount of space something takes up.

Tags

NGSS.MS-PS1-4

Which of the following terms best describes a change in shape, size, form, or state of matter in which the identity of the substance stays the same?

• chemical change
• element
• physical change
• conductivity

Tags

NGSS.MS-PS1-4

The ________________ is best described as particles are neither created nor destroyed during a physical or chemical change.

• Law of Conservation of Mass
• Chemical Reaction
• Chemical Equation
• Change in Thermal Energy

Tags

NGSS.MS-PS1-5

A _______________ is a characteristic of matter that can only be observed when a substance becomes a different substance.

• chemical property
• chemical equation
• chemical change
• chemical reaction

Tags

NGSS.MS-PS1-2

Which of the following is NOT an indication that a chemical change may have taken place?

• bubbles
• odor
• solubility
• color

Tags

NGSS.MS-PS1-2

Which of the following is NOT a factor that can affect the speed of a chemical reaction?

• state of matter
• temperature
• concentration
• surface area

Tags

NGSS.HS-PS1-5

One example of a chemical change is

• filtering

• burning wood

• boiling water

• crushing a can

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

One example of a physical change is

• burning paper

• baking cookies

• heating table sugar

• dissolving salt in water

Which of the following is NOT an example of a chemical change?

• gas burning on a stove

• rust forming on an iron fence

• salt dissolving in a glass of water

• using electricity to break down water into hydrogen and oxygen

Tags

NGSS.MS-PS1-2

Anything that has mass and takes up space is called

• matter

• energy

• heterogeneous

• homogeneous