Type
Word Search
Description

This word search contains the following answers:

baking soda
bottle
Caleb
chemical
color
conclusion
dangerous
explosion
fizz
food coloring
friends
fun
guess
hypothesis
Neil
paper towel
reaction
Science Fair
spoon
third grade
vinegar
water

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Changes in Matter Word Search

Type
Word Search
Description

This word search contains the following answers:

baking soda
vinegar
imperfictions
appearance
solution
mixture
conclusion
substance
experiment
apparatus
hypothesis
sublimation
dissolve
reactions
reversible
irreversible
vibrations
boiling
heating
freezing
melting
condensation
evaporation
characteristics
carbon dioxide
oxygen
water vapor
particles
gas
liquid
solid
states
chemical
physical
properties
atoms
molecules
matter

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Endothermic and Exothermic Reactions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

This type of reaction gives off heat, to increase the temperature_________ Exothermic Reaction
This type of reaction takes in heat, to decrease the temperature _________ Endothermic Reaction
An example of an exothermic reaction is _________ Burning wood
An example of an endothermic reaction is __________ vinegar and baking soda
chemical reactions involve breaking ________ bonds
Chemical reactions involve forming new bonds on the ___________________ side products
It takes ____________ to break bonds energy
Energy is ____________ when new bonds form in the products released
In an exothermic reaction, it takes ________ energy to break bonds of the reactants less
In an endothermic reaction, it takes _______ to break bonds more
Chemical reactions occur when a ______ ____________ is formed through a reaction new substance
How can you remember what endothermic means? in means goes into something
How can you remember what exothermic means Exo means to exit, like exits heat

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The baker's secret Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

This mixing method is used for pastries and biscuits. Biscuit
A common mixing method requires just one of these. Bowl
A mixture that is similar to a dough but has more liquid in it. Batter
Produce during baking as water in the product heats. Steam
An ingredient that adds flavor,nutrients, richess,and color. Egg
Products with this type of filling must be refrigerated to prevent spoliage. Cream
Cream of tartar is a powdered ___ found in baking powder. Acid
This type of dough is firm to the touch. Stiff
The most common sugar. Sweetener
Flavoring in liquid form. Extract
If the ___ is too large or too small, a baked product will not be baked properly. Pan
Products bake by dry heat in a ___ oven. Conventional
Do this the oven to ensure accuracy of cooking times. Pre-heat
To work dough with the hands to mix ingredients and develop gluten. Knead
This ingredient combines with an acid liquid to produce gas for leavening. Soda
This kind of paper may melt if used as a pan liner. Waxed
This type of batter is thick and is usually spooned into pans. Drop
This kind of paper is recommended as a suitable pan liner. Parchment
This type of batter is thin enough to pour in a steady stream. Pour
Wax in waxed paper does this when heated. Melt

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Kitchen Safety Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

do not use food from cans that are leaking, bulged or _______________ damaged
Extinguish a grease _______ with baking soda. fire
Make sure matchse are out by running water over them before you ______ them away throw
A safety hazard that is cause by hot objects are _______ burns
____________ occur when something is on the floor that shouldn't be falls
When handling hot pans, be sure to use ___________ holders and not damp dish towels or wash cloths pot
Handle all ___________ equipment with dry hands electrical
When tasting food, never pu the tasting ________- back into the food spoon
____________ objects and knives should be stored seperately to prevent cuts. sharp
Cutting boards need to be scrubbed thoroughly with a cleanser containing _____________. Chlorine
Keep _____ foods above 140 degrees until serving time. hot
You should ________ all accidents that happen in the class to the teacher. report
Always wash _____________ before cooking and if you touch something with germs. hands
Do not buy food in ________ jars or jars with bulging lids plastic
Tilt ______ of pots and pans towards you so that steam will not burn your hands or face lids
Proper first-aid for severe bleeding is _______ pressure. direct
_____________ knives are dangerous because they require more pressure to cut foods. Dull
Keep these cold and do not buy cracked or soiled ones. ______ eggs
Always use a cutting ___________ to cut your foods on while cooking. board
The type of burn where the skin is red and blisters form is called a ___________ degree burn. second
One of three rules to remember about keeping food safe it to keep it _______. Clean
Fo an electrial fire, use a _____________ fire extinguisher. Chemical
You should do this immediately when food is spilledo nthe floor. _______ up wipe
Always ________ matches away from you and hold them upright so the flame burns more slowly. strike
An ounce of _______ is worth a pound of cure prevention
This may happen to an electrical circuit if too many applliances are used at the same time. overload
A type of safety hazard that is cause by share objects is ____________ cuts
One way to keep food safe is to keep _______ foods _______. (same word) cold
Learn to cut ________ from you when cutting food or peeling vegetables. away

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GRADE 7 SCIENCE Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Cubes of water that has frozen Ice
Series of chemical reactions used to release energy stored in food molecules Respiration
Systematic approach to problem solving Scientific Method
When a food product goes bad Spoiled
Machine that keeps food frozen Freezer
Yummy treat on a hot summers day Ice Cream
Factor tested in an experiment Variable
The standard used to compare with the outcome of a test Control
What happened to Ice Cream when left at room temperature Melts
Smallest units of matter Atom
An explanation of things based on many observations Theory
Characteristics; notable properties or features Attributes

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Science 7th Grade Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

A Educated Guess Hypothesis
A Display if Information or Data Graph
Amount of matter in a object Mass
The amount of space occupied by a object Volume
Mass per unit volume of a material Density
Factor whose value is graphed on y-axis Dependent Variable
Standard for Comparison Control
Factor thid id adjusted by the experimenter Independent Variable
A Factor that doesn't vary in the experiment Constant
Standard system of measurement used worldwide SI

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Common Chemical Compound Names Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

iron disulfide // easily mistaken for something valuable (2 words) fools gold
CaCO3// found on countertops marble
calcium sulfate -hydrate// found in casts (3 words) plaster of paris
NaClO // used to disinfect household items bleach
sodium tetraborate decahydrate // white powder used for cleaning borax
N2O // used as an anesthetic (2 words) laughing gas
sodium chloride // used as a seasoner (2 words) table salt
C12H22O11 // used as a sweetener sugar
sodium bicarbonate // used to unbloat (2 words) alka seltzer
aluminum chlorohydrate // used to prevent sweat stains antipersperant
NaHCO3 // used in baking (2 words) baking soda
sodium bicarbonate // used to lighten baked goods (2 words) baking powder
calcium carbonate // widely used mineral for construction chalk
carbon // beautiful stone used in jewelry diamond
MgSO4*7H2O // used as exfoliant or disinflammatory (2 words) epsom salt
sulfuric acid // found in batteries (2 words) battery acid
acetic acid // sour tasting cleaning acid vinegar
acetaminophen //used as a painkiller tylenol
trinitrotoluene // used as explosive tnt
ascorbic acid // found in oranges (2 words) vitamin c
carbonic acid // a bubbly beverage (2 words) club soda
sodium hydroxide // used in plastic wrap or oven cleaners (2 words) caustic soda
cooper(II) sulfate pentahydrate // used to induce vomitting bluestone
sulfur // what causes the acrid smell of volcanos brimstone
C3H6O // used to remove paints, waxes, glues, etc acetone
CO2 // used as a coolant (2 words) dry ice
C3H8O3 // oil in cosmetics or foods glycerin
calcium sulfate dihydrate // used in wallboards or cerment gypsum
C // used as a fire retardant graphite
C3H8O // used to disinfect wounds (2 words) rubbing alcohol

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Matter and Chemical Change Word Search

Type
Word Search
Description

This word search contains the following answers:

safety
WHMIS
temperature
substance
infectious
reaction
solid
liquid
gas
compressed
combustible
biohazard
poisonous
oxidizing
caution
warning
danger
compound
molecular
irritant
explosive
toxic
flammable
electrical
hazard
biological
corrosive
chemical
ionic

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Kitchen Safety Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

You should always keep cupboard and oven doors _______ when not in use. closed
clean up spills _____________. immediately
Keep pot _______ turned in. handles
never use ________ equipment near water. electrical
do not use electrical equipment if the cords are _______. frayed
Store _________ products out of reach from children. hazardous
When selecting a knife, make sure you choose the _______ size. correct
make sure you wash ______ first utensils
you should use a ______ spoon to stir food cooking on the stove. wooden
always use __________ when handling hot objects. oven mitts
keep ________ materials away from heat sources flammable
make sure you wash your _______ before cooking hands
make sure you wash __________ before cutting whole melons thoroughly
food at the temperatures 16-60 degrees celsius are in the ____________. danger zone
if there is a grease fire you use _________ to put it out. baking soda
sharp objects and knives should be stored __________ to prevent cuts separately

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Photosynthesis Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugar and starches photosynthesis
organism that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds; also called a producer autotroph
the steps in photosynthesis that occur on the thylakoid membranes of the chloroplast and that convert solar energy to the chemical energy of ATP and NADPH, evolving oxygen in the process light reactions
a green pigment found in the chloroplasts of plants, algae, and some bacteria chlorophyll
an organism that obtains organic food molecules by eating other organisms or their byproducts and that cannot synthesize organic compounds from inorganic materials heterotroph
specialized ground tissue that makes up the bulk of most leaves; performs most of a plant's photosynthesis mesophyll
the second of two major stages in photosynthesis (following the light reactions), involving atmospheric CO2 fixation and reduction of the fixed carbon into carbohydrate. Calvin Cycle
a colored chemical compound that absorbs light, producing color pigment
A flattened membrane sac inside the chloroplast, used to convert light energy into chemical energy. thylakoid
granum (grana) a stack of thylakoids in a chloroplast granum
The fluid of the chloroplast surrounding the thylakoid membrane; involved in the synthesis of organic molecules from carbon dioxide and water. stroma
large protein that uses energy from H+ ions to bind ADP and a phosphate group together to produce ATP ATP synthase
The second of two major stages in photosynthesis, involving atmospheric CO2 fixation and reduction of the fixed carbon into carbohydrate. These reactions are also called the Calvin Cycle dark reactions
is the set of metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release waste products. Cellular respiration
a compound composed of adenosine and three phosphate groups that supplies energy for many biochemical cellular processes by undergoing enzymatic hydrolysis. ATP

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