Gravity and Space review PowerPoint

This resource is very helpful for students, however, a few revisions need to be made. On slide 10, the arrows need to be replaced with increases and decreases. Also, a few graphics on the slides overlap. Great thoughts in this presentation.

Should not the up and down arrows on the slide entitled "Orbits" be the other way around? As i read it, that slide as it stands implies that the further away from the sun a planet is, the faster its orbital speed, and the quicker it completes it

I agree with samuddin, it would be better to replace those arrows with increases and decreases or the other way round as I do not have the slide on my screen at the moment and have got to dash ...