Matter & Its Interactions

Which of these is most likely to happen when oxygen mixes with iron?

• bubbling
• burning
• rusting
• rotting

Which of the following statements are signs that let you know a different kind of matter may have formed?

• substance melts
• substance gives off gas
• substance breaks apart
• liquid water turns to frozen ice

Which of the following statements are signs that let you know a different kind of matter may have formed?

• substance melts
• substance forms rust or tarnish
• substance breaks apart
• liquid water turns to frozen ice

Which of the following statements are signs that let you know a different kind of matter may have formed?

• substance melts
• substance gives off an odor
• substance breaks apart
• liquid water turns to frozen ice

Which of these is an example of a different kind of matter, or a difference substance, forming as a result of a chemical change?

• bubbles form in a boiling soup
• a wax crayon has melted in the sun
• a banana has turned brown
• a juice box has frozen

What happens to an apple when it begins to rot?

• fire burned the apple
• oxygen mixed with the apple
• vinegar mixed with the apple
• heat was applied to the apple

A mixture is a combination of two or more ______.

• substances
• rocks
• gases
• liquids

Mixtures can easily be __________.

• melted
• separated
• destroyed

What is the result when one substance is dissolved in another substance?

• liquid
• mixture
• force
• solution

Air is a solution of many different __________.

• liquids
• solids
• gases
• mixtures