can you answer at least 1 question please, its one of my missing assignments and I have until Friday to do 23 of them :(

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

Use the drop-down menus to answer each question. which line represents the movement of a cart with a constant acceleration? a which line represents the movement of a cart with a constant velocity? c which lines represents a cart with no velocity or acceleration? b

If frequency goes up, what happens to wavelength? does it get shorter or longer?