Matter

Label the diagrams correctly from top to bottom

• Mixture, Compound, Elements (atoms)

• Compound, Elements (atoms), Mixture

• Elements (atoms), Compound, Mixture

• Mixture, Elements (atoms), Compound

Using the formula D = m/v and the given information, compute the density of the liquid in the graduated cylinder to one decimal place.

• 2.0 g/mL

• 1.5 g/mL

• 30 g/mL

• 45 g/mL

Select all of the correct answers.

Which options are NOT made of atoms?

• Heat

• Sound

• The Sun

• Air

• Carbon

Select all correct answers.

Which of the following are physical properties of matter?

• Solubility

• Odor

• Melting Point

• Acidity

• Reactivity

Which of the following is true about matter represented in the picture above?

• It would have a fixed (definite) volume.

• It would not be able to be compressed.

• It would have a fixed (definite) shape.

• It would have a fluid (indefinite) volume.

The matter represented by number 2 consists of molecules that can slide by each other, but cannot escape freely. Number 2 represents __________________.

• a liquid

• ionized plasma

• a gas

• a solid

Tessa is trying to identify five rocks she found in her backyard. She records the density, odor, color, and shape for all five rocks. What property of the rocks is Tessa observing?

• Physical properties

• Chemical properties

• Compound Properties

• Basicity Properties

Markel conducted an experiment mixing four different substances together. He documented his observations in the above chart. Which substance combination produced a chemical change between the two substances?

• 1 & 3

• 2 & 4

• 1 & 2

• 1 & 4

Mixing and dissolving sugar into hot water is an example of -

• a chemical change

• a physical change

• a scientific theory

• a scientific law

Jaden completed a chart on the properties of three known substances and one unknown substance. What type of matter is Jaden's unknown substance?

• Solid

• Gas

• Liquid

• Plasma