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Match it! Select the correct answer from the pull down...Good luck!
What is your CLAIM about what can happen when energy is transferred from one system to another?
a cake baking
The reaction absorbs energy. (from the surrounding hot water)
HOT TO cold
TRUE
The reaction releases energy.
The reaction releases energy.
The energy changes form.
It causes the particles of the reactants to move faster and collide more often.
Energy ALWAYS TRAVELS from -- to --.
a cake baking
The reaction absorbs energy. (from the surrounding hot water)
HOT TO cold
TRUE
The reaction releases energy.
The reaction releases energy.
The energy changes form.
It causes the particles of the reactants to move faster and collide more often.
The diagram shows what happens before and after two unknown substances are mixed. The left beaker holds warmer water; the right is colder with gas.
a cake baking
The reaction absorbs energy. (from the surrounding hot water)
HOT TO cold
TRUE
The reaction releases energy.
The reaction releases energy.
The energy changes form.
It causes the particles of the reactants to move faster and collide more often.
Energy is released because the end of the graph is at a lower energy level than the beginning. Your REASONING is T or F?
a cake baking
The reaction absorbs energy. (from the surrounding hot water)
HOT TO cold
TRUE
The reaction releases energy.
The reaction releases energy.
The energy changes form.
It causes the particles of the reactants to move faster and collide more often.
The graph represents energy changes that occur during a chemical reaction. Your CLAIM? The energy is higher at the start. Your CLAIM?
a cake baking
The reaction absorbs energy. (from the surrounding hot water)
HOT TO cold
TRUE
The reaction releases energy.
The reaction releases energy.
The energy changes form.
It causes the particles of the reactants to move faster and collide more often.
A burning candle is an example of a chemical reaction taking place. What can be inferred about this reaction?
a cake baking
The reaction absorbs energy. (from the surrounding hot water)
HOT TO cold
TRUE
The reaction releases energy.
The reaction releases energy.
The energy changes form.
It causes the particles of the reactants to move faster and collide more often.
Which of these is EVIDENCE of a reaction that absorbs energy?
a cake baking
The reaction absorbs energy. (from the surrounding hot water)
HOT TO cold
TRUE
The reaction releases energy.
The reaction releases energy.
The energy changes form.
It causes the particles of the reactants to move faster and collide more often.
What REASONING explains why increasing temperature generally increases the rate of a chemical reaction?
a cake baking
The reaction absorbs energy. (from the surrounding hot water)
HOT TO cold
TRUE
The reaction releases energy.
The reaction releases energy.
The energy changes form.
It causes the particles of the reactants to move faster and collide more often.
Check it!