q1Text="
1. Two forces which make up Newton's third law:

1a. act on the same object.
1b. act on different objects.
1c. do not act at same time.
1d. do not act oppositely.

";

q1Feedback =[
"Incorrect",
"Correct",
"Incorrect",
"Incorrect"
];


q2Text="
2. When two objects are in contact, they exert forces in

2a. opposite direction.
2b. same directions.
2c. perpendicular direction.
2d. can be both 2a and 2b.

";

q2Feedback =[
"Correct",
"Incorrect",
"Incorrect",
"Incorrect"
];


q3Text="
3. Newton's Third Law of Motion says that

3a. for every action there is an equal but opposite reaction.
3b. an object in motion stays in motion in a straight line, unless acted upon by an outside force. An object at rest will stay at rest until acted upon by an outside force.
3c. the net force of an object is equal to the product of its mass and acceleration.
3d. momentum = mass x velocity
";

q3Feedback =[
"Correct",
"Incorrect",
"Incorrect",
"Incorrect"
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q4Text="
4. Which of the following is an example of Newton's Third Law of Motion?

4a. An ice skater pushes harder with his leg muscles, he begins to move faster.
4b. You're riding a bike when suddenly you hit a large rock. The bike stops moving but you fly over the handlebars.
4c. When you paddle a canoe, the canoe goes forward.
4d. None of the above.
";

q4Feedback =[
"Incorrect",
"Incorrect",
"Correct",
"Incorrect"
];