Each color represents a different state of matter. The states of the gray elements are unknown. Based on the periodic table above, which of the following elements is a liquid at room temperature?

electromagnetic waves travel through space with vacuums. give me brainliest if right.

-4 on

im guessing the west of station b

when two balls of the different masses are dropped from equal height, they reach the ground at the same time .this is because they experience the same acceleration.

the acceleration is independent of mass.

thus when they are dropped they will always maintain the same velocity and travel the same distance (neglect air resistance of course) at the same time.