Endothermic or Exothermic reaction
Vocabulary
Changes in reaction rate/time
Miscellaneous

100

melting ice cube

Endothermic

100

(of a reaction or process) accompanied by or requiring the absorption of heat

Endothermic

100

how is pressure caused?

A smaller amount of space with the same amount of particles cause more pressure

100

What is the symbol for Uranium?

U

200

when energy goes out or leaves a reaction.

Exothermic

200

(of a reaction or process) accompanied by the release of heat.

Exothermic

200

As this change gets higher the particles move faster and when this change decreases the particles become slower.

Temperature.

200

How many pets does Miss Clarkson have?

3

300

heating water

Endothermic

300

the stored energy in an object; a result of its position

Potential energy

300

As temperature increases, what happens to the rate of reactions?

Increases

300

How many people are there in this class?

21

400

bomb explosion

exothermic

400

a substance that is created by a substance or reaction

Product

400

What lowers a reactions activation energy.

A catalyst

400

What picture is on the front of your year 9 folder?

Otter

500

food being digested

exothermic

500

an interaction between two or more chemicals that produce one or more new chemicals

Chemical reaction

500

what is concentration

How weak or strong a substance is

500

how old is Miss C.

22