What type of image does this lens make? A. virtual, upright, reduced
B. virtual, upright, enlarged
C. real, inverted, enlarged
D. real, inverted, reduced
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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.

Blood pressure the total amount of blood the heart pumps in one minute 2. cardiac output the number of times your heart beats in a minute 3. dilate the amount of blood that the heart can pump in a single beat 4. heart rate the force exerted on the walls of the blood vessels by the blood that moves through them 5. stroke volume to widen or get larger in size

Aproton is shot from the negative disk toward the positive disk. what launch speed must the proton have to just barely reach the positive disk?