Chemistry questions (1) 0.0 / 5 ? Chemistrythe ever changing earthGCSENone Created by: ava brook haighCreated on: 23-02-17 14:53 what is inner core made up of? solid iron. 1 of 18 what is outer core made up of? liquid. 2 of 18 what is mantle made up of? liquid. 3 of 18 what is crust made up of? solid rock. 4 of 18 what are the 3 pieaces of evidence that the earths continents were moved apart to there current positions? puzzle,fossil and rocks. 5 of 18 why a puzzle? They looked as if they fitted together like a jigsaw. 6 of 18 why fossils? fossils were on different continents and separated by the sea. 7 of 18 why rocks? the same rocks were found on different parts of land. 8 of 18 what are the 3 different plate boundaries? constructive,conservative,destructive. 9 of 18 what does constructive do? producers new igneous rock. 10 of 18 what does conservative do? causes earthquakes. 11 of 18 what does destructive do? causes volcanoes. 12 of 18 what's the percentage of the earths atmosphere for nitrogen? 78% 13 of 18 what's the percentage of the earths atmosphere for oxygen 21% 14 of 18 what's the percentage of the earths atmosphere for argon? 0.9% 15 of 18 what's the percentage of the earths atmosphere for carbon dioxide? 0.04% 16 of 18 what is the name of the earths continents joining together? Pangaea. 17 of 18 what do all plates move beacause of? convection current in the magma. 18 of 18
Comments
No comments have yet been made