A, Lenz' Law. There need to be a difference of flux, so if you use AC you will get a current too.
Answer: the density changed, the salt dissolved in the water, the salt and the water can still be separated into their individual molecules.
Explanation: physical changes are changes in size, shape, or state. Another way to think about a physical change is any change not involving a change in the substance’s chemical identity. You cannot write a chemical equation for salt water because the chemical identity is still salt AND water
trust me i did it
Answer: 15 cm
Explanation:
According to the Lens Equation we have the following:
(1)
Where:
is the focal length
is the distance between the candle (the object) and the lens
is the distance between the image and the lens
Isolating :
(2)
Solving:
(3)
Finally:
This is where the image is located
Answer:False
Explanation:
Anything with evidence it can test.
Physics
Chemistry
Physical science is science which studies non-living things.This covers things on earth to the universe.The main branches are physics and chemistry.The other sub-branches are Astronomy, meteorology and Geology.Physics is concerned with the basic principals of matter and energy.It covers concepts in motion, energy, force, pressure , light and many other areas we encounter in our day to day life.Chemistry is concerned with composition of matter and how it reacts.Material in chemistry is understood through observing molecules, atoms, elements and their interaction in nature including their properties.Chemistry is further divided into organic chemistry and natural chemistry sub-branches.
Hope this helps you!!!