Answer:
Pt 1: 
Pt 2: θ = 
Explanation:
Part 1:
imagine the "i"and the "j" with the hat
Part 2:
θ
θ
θ =
Hope it helps
Answer:
Explanation:
As an example, ice on steel has a low coefficient of friction – the two materials slide past each other easily – while rubber on pavement has a high coefficient of friction – the materials do not slide past each other easily. The coefficients of friction ranges from near 0 to greater than 1.
Answer:
An object can have both kinetic and potential energy at the same time. ... As an object falls its potential energy decreases, while its kinetic energy increases. The decrease in potential energy is exactly equal to the increase in kinetic energy. Another important concept is work.
Explanation:
Answer:
There's an image... 〒▽〒 where?
Explanation:
Answer: electrical energy
Explanation:
Electrical energy
