What is group 18 of the periodic table calleda metalsb nonmetalsc metalloidsd noble gases

Both speed and velocity measure how fast something is moving. however, since speed is not a it does not require a(n question 6 options: a) quantity , unit b) magnitude, unit c) scalar, direction d) vector, direction

Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?

While carrying a heavy box up the stairs,you set the box on a step and rest. then you pick up the box and carry it to the top of the stairs. describe these actions in terms of balanced and unbalanced forces acting on the box.