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Chemical Reactions Webquest

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Last updated about 3 years ago
16 questions
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Use the website links and then answer the questions below. Each section will go with the web address at the top.
Link: https://www.ducksters.com/science/chemistry/chemical_reactions.php
Question 1
1.

A chemical reaction is a process where a set of substances undergo a _____________ change to form a _____________ _____________________.

Question 2
2.

Chemical reactions happen in our body when we digest __________________

Question 3
3.

Metal rusting, wood burning and batteries making electricity are all examples of ____________________ ______________________

Question 4
4.

A ______________________ is any substance that is consumed (used up) during a chemical reaction

Question 5
5.

A ______________________ is the substance(s) that we end up with after a chemical reaction has happened

Question 6
6.

A synthesis reaction is when you start with _____________________ substances and end up with _____________________ substance

Question 7
7.

A decomposition reaction is when you start with _____________________ substance and end up with _____________________ substances

For the next section, use the website below: http://www.chem4kids.com/files/react_intro.html
Question 8
8.

It can be helpful when working with atoms, to imagine that you are working with _______________

Question 9
9.

A chemical change occurs when you start with one molecule and end with _________________

Question 10
10.

The change in temperature is a __________________ change.

Question 11
11.

________________ reactions often happen as a part of a larger series of reactions.

For this section, use this website:
https://www.coolkidfacts.com/chemical-reactions/
Question 12
12.

While some chemical reactions happen very quickly, like an explosion, others take a good ___________ _________________.

Question 13
13.

An example of an extended chemical reaction would be _____________ _____________.

Question 14
14.

The rate at which a reaction occurs is known as the ______________ _____________.

Question 15
15.

An inhibitor is a substance that ___________ __________________ a reaction.

Question 16
16.

A catalyst causes a reaction to ___________ ___________________.