Physics answers (i have a test tmrw and there is no key to this) thanks

In summary, the conversation discusses the proper way to post homework questions and assignments on the Physics Forums website. It is emphasized that questions should be posted in the appropriate forum and that the homework template should be used. It is also stated that showing effort in attempting the problem is necessary in order to receive help.
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PhysicsForums Rules said:
Homework Help:
On posting questions: Any and all high school and undergraduate homework assignments or textbook style exercises for which you are seeking assistance are to be posted in the appropriate forum in our Homework & Coursework Questions area--not in blogs, visitor messages, PMs, or the main technical forums. This should be done whether the problem is part of one's assigned coursework or just independent study. The reason for this is that the scientific and mathematical sections of Physics Forums are to be reserved for discussions and not academic assistance. Since graduate level assignments are meant to be more thought provoking (and hence more worthy of discussion), graduate level questions will be allowed in the relevant part of the main section of PF, provided that the graduate student attempts the problem and shows his work.

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https://www.physicsforums.com/showthread.php?t=414380

Show some effort.
 

1. What is the difference between speed and velocity?

Speed is the measure of how fast an object is moving, while velocity is the measure of how fast an object is moving in a specific direction.

2. What is Newton's First Law of Motion?

Newton's First Law of Motion, also known as the Law of Inertia, states that an object at rest will remain at rest and an object in motion will continue moving in a straight line at a constant velocity unless acted upon by an external force.

3. What is the formula for calculating work?

The formula for calculating work is W = F x d, where W is work, F is force, and d is distance.

4. What is the difference between potential and kinetic energy?

Potential energy is the energy an object has due to its position or condition, while kinetic energy is the energy an object has due to its motion.

5. What is the difference between weight and mass?

Weight is the measure of the force of gravity acting on an object, while mass is the measure of the amount of matter in an object.

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