Teas 7 Chemistry Exam with Questions and Correct Answers 2025.

Teas 7 Chemistry Exam with Questions
and Correct Answers 2025



Solid ,to ,Liquid ,- ,CORRECT ,ANSWER-Melting ,(absorbs ,energy)

Liquid ,to ,Solid ,- ,CORRECT ,ANSWER-Freezing, ,(releases ,energy)

Liquid ,to ,Gas ,- ,CORRECT ,ANSWER-vaporization/absorbs ,energy

Gast ,to ,Liquid ,- ,CORRECT ,ANSWER-condensation/ ,release ,energy

Gas ,to ,Solid ,- ,CORRECT ,ANSWER-deposition/ ,release ,energy

Solid ,to ,Gas ,- ,CORRECT ,ANSWER-sublimation

Matter ,- ,CORRECT ,ANSWER-Anything ,that ,takes ,up ,space

Mass ,- ,CORRECT ,ANSWER-the ,amount ,of ,matter ,in ,an ,object

How ,Does ,Matter ,Change? ,- ,CORRECT ,ANSWER-Matter ,usually ,changes ,state
,when ,you ,add ,or ,take ,away ,heat, ,which ,changes ,the ,temperature ,of ,the ,matter


Substance ,- ,CORRECT ,ANSWER-A ,single ,kind ,of ,matter ,that ,is ,pure ,and ,has ,a
,specific ,set ,of ,properties.


examples ,of ,substances ,- ,CORRECT ,ANSWER-1. ,Water
2. ,Alcohol
3. ,Oil
4. ,Food ,coloring

Solids ,- ,CORRECT ,ANSWER-The ,particles ,in ,solids ,are ,tightly ,packed

Liquids ,- ,CORRECT ,ANSWER-Liquids ,are ,also ,a ,condensed ,phase, ,however, ,in
,contrast ,to ,solids, ,the ,particles ,have ,some ,translational ,kinetic ,energy, ,which
,means ,they ,have ,freedom ,to ,move


gas ,phase ,- ,CORRECT ,ANSWER-the ,phase ,of ,matter ,in ,which ,atoms ,or
,molecules ,can ,move ,essentially ,independently ,of ,one ,another

, Which ,state(s) ,of ,matter ,take ,the ,shape ,of ,their ,container? ,- ,CORRECT
,ANSWER-Liquids ,and ,gases ,take ,the ,shape ,of ,their ,containers ,since, ,they ,do
,not ,have ,definite ,shape ,and ,volume. ,Only ,solids ,have ,definite ,shape ,and
,volume.


SOLIDS ,- ,CORRECT ,ANSWER-have ,the ,least ,volume

LIQUIDS ,- ,CORRECT ,ANSWER-have ,a ,definite ,volume

GASES ,- ,CORRECT ,ANSWER-have ,maximum ,volume

Which ,of ,the ,following ,is ,correct?
(a) ,Solids ,have ,a ,definite ,shape ,and ,definite ,volume.
(b) ,Liquids ,have ,a ,definite ,volume ,but ,no ,definite ,shape.
(c) ,Gases ,have ,a ,definite ,volume ,but ,no ,definite ,shape.
(d) ,Liquids ,have ,both ,definite ,shape ,and ,definite ,volume. ,- ,CORRECT ,ANSWER-
(a) ,Solids ,have ,definite ,shape ,and ,definite ,volume.
(b) ,Liquids ,have ,definite ,volume ,but ,no ,definite ,shape.

Which ,state ,of ,matter ,has ,atoms ,that ,move ,freely? ,- ,CORRECT ,ANSWER-Gas

Which ,state ,of ,matter ,has ,atoms ,that ,can ,slide ,past ,each ,other? ,- ,CORRECT
,ANSWER-Liquid


Which ,state ,of ,matter ,has ,atoms ,that ,vibrate ,in ,place? ,- ,CORRECT ,ANSWER-
Solid

Solute ,- ,CORRECT ,ANSWER-A ,substance ,that ,is ,dissolved ,in ,a ,solution.

Solvent ,- ,CORRECT ,ANSWER-the ,substance ,in ,which ,the ,solute ,dissolves

Solution ,- ,CORRECT ,ANSWER-A ,homogeneous ,mixture ,of ,two ,or ,more
,substances


Osmosis ,- ,CORRECT ,ANSWER-Diffusion ,of ,water ,through ,a ,selectively
,permeable ,membrane


Diffusion ,- ,CORRECT ,ANSWER-Movement ,of ,molecules ,from ,an ,area ,of ,higher
,concentration ,to ,an ,area ,of ,lower ,concentration.


Osmosis ,- ,CORRECT ,ANSWER-Diffusion ,of ,water ,through ,a ,selectively
,permeable ,membrane


Atom ,- ,CORRECT ,ANSWER-The ,smallest ,component ,and ,the ,most ,basic ,part ,of
,matter ,that ,still ,retains ,its ,identity