Tim is given a new quantity called Electrical Current. Which of the following questions could Tim ask to determine whether the quantitiy is a vector or a scalar? O A Who discovered electric current?
O B. What are the base units of electric current?
OC. What is the symbol for electric current?
O D. Does electric current have a direction?

Gunpowder residue is most likely to show up where on a shooters hands

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.

What causes the development of most clouds and precipitation in the atmosphere?