The of the galaxies prove(s) that the cosmos is not steady and unchanging.
1 doppler shift
2 gravitational rotation
3 recessional motions
4 velocity

Why are mangrove swamps an important part of the ecosystem of west africa?

I’m his published 95 theses,martin luther protested against? a-the selling of indulgences within the catholic church b-the belief in predestination c-the worshipping of statues of saints d- the catholic church focus on faith as the sole means of salvation

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone,pumice, and gneiss.