You can find more information about physics by visiting reputable physics websites, reading books written by experts in the field, attending physics lectures or seminars, and joining physics forums or communities to connect with other enthusiasts and professionals in the field.
You could find answers to a 9th grade physics test in the 9th grade physics textbook.
Some people find calculus easier, others find physics easier. There is no general answer.
The laws of physics have not changed over time. Our understanding of them has changed over time.
depending on its mass, the time it took to travel you could find the speed of the object using Physics.
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You measure it.
Loving something does not mean you find it easy, but those that enjoy maths often do enjoy physics and find it easier (physics is just maths applied to the real world).
Velocity is defined as distance traveled (directed distance, to be precise), divided by time. Informally, it tells you how fast something goes.
On the Applied Physics Letters website one can find a wealth of information regarding physics. It is an electronic version of a newsletter about science and physics.
wikipedia is a great source. Search for physics forums on google and ull find plenty
Mathematics is easier. Physics requires mathematics to understand physics. Different people find different subjects easier. For some, physics is more concrete and easier.