Acar has positive acceleration. what information can you infer from this? a. the car is changing direction b. the car is speeding up in the same direction as it traveling c. the car is slowing down is down and changing he direction it is traveling d. the car is slowing down

The correct answer is option B. "The car is speeding up in the same direction as it traveling".

Explanation:

A positive acceleration is defined as change of velocity upwards the direction that the object has taken. Therefore, a car having a positive acceleration means that the car is speeding up in the same direction as it traveling. Basically, after a positive acceleration, the car is traveling faster in the same direction that it was before.

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.