12. what does positive and negative acceleration indicate?

Correct positive acceleration indicates accelerated movement (motion) and negative acceleration indicates slow movement (motion)

Explanation:

v = v₀ + a t  accelerated movement

v = v₀ - a t  slow movement

God is with you!!!

as a general rule, scissors have blades less than 6 in (15 cm) long and usually have handles with finger holes of the same size. shears have blades scissors used to cut hair or fabric must be much sharper

the answer is ampere

the ampere is used to measure electricity. an ampere is a unit of electric current equal. a unit of measure for the flow of current in a circuit. one ampere is the amount of current flow provided when one volt of electrical pressure is applied against one ohm of resistance.