when something moves it changes iitsopon
That's how it is supposed to work. Pulling the lever lifts the flapper in the tank which lets water into the bowl.
If you created something new. If you combined 2 chemicals and there was a line of lets say yellow in the middle, the yellow line would be the chemical change because you have created something new.
Well lets see. I suppose that a ballance is a lever advantage of one: which of course is the same on both sides; that is no advantage. So a lever of an advantage of two, is, half of that same force on the other side. So the answer is (half of 150) or 75N.
A command that lets you change one or more fields in a record is Modify...
The sentence "Lets get into something formal today" is not correct grammar due to improper use of preposition.
Yes, crumbling something is a physical change. For example, lets say you crumbled up your paper, theoretically, you could always get your completely flat paper back from the crumbled up mess.
Transparent
yes it is.
NO
Lets the reader know that the essay will describe something
Bonnie Raitt.
something that lets me have sex with my teacher