Earth Science Rocks & Minerals Science for 4 th Grade.
7
Earth Science Rocks & Minerals Science for 4 th Grade
-
Upload
verity-lynette-robinson -
Category
Documents
-
view
217 -
download
1
Transcript of Earth Science Rocks & Minerals Science for 4 th Grade.
![Page 1: Earth Science Rocks & Minerals Science for 4 th Grade.](https://reader035.fdocuments.net/reader035/viewer/2022070410/56649eaa5503460f94baf387/html5/thumbnails/1.jpg)
Earth ScienceRocks & Minerals
Science for 4th Grade
![Page 2: Earth Science Rocks & Minerals Science for 4 th Grade.](https://reader035.fdocuments.net/reader035/viewer/2022070410/56649eaa5503460f94baf387/html5/thumbnails/2.jpg)
Rocks contain valuable minerals.
An ore is a rock rich in valuable minerals that can be removed from the Earth’s crust.
Workers use machines to dig out the ore.
![Page 3: Earth Science Rocks & Minerals Science for 4 th Grade.](https://reader035.fdocuments.net/reader035/viewer/2022070410/56649eaa5503460f94baf387/html5/thumbnails/3.jpg)
Ore has valuable minerals
The iron from hematite is used for things made of steel.
![Page 4: Earth Science Rocks & Minerals Science for 4 th Grade.](https://reader035.fdocuments.net/reader035/viewer/2022070410/56649eaa5503460f94baf387/html5/thumbnails/4.jpg)
Ore has valuable mineralsGypsum is a white mineral used to make paint and plaster.
![Page 5: Earth Science Rocks & Minerals Science for 4 th Grade.](https://reader035.fdocuments.net/reader035/viewer/2022070410/56649eaa5503460f94baf387/html5/thumbnails/5.jpg)
Ore has valuable mineralsHalite is rock salt used to make ice cream.
![Page 6: Earth Science Rocks & Minerals Science for 4 th Grade.](https://reader035.fdocuments.net/reader035/viewer/2022070410/56649eaa5503460f94baf387/html5/thumbnails/6.jpg)
Ore has valuable mineralsCopper is a metal found in rock formed from lava and other places.
![Page 7: Earth Science Rocks & Minerals Science for 4 th Grade.](https://reader035.fdocuments.net/reader035/viewer/2022070410/56649eaa5503460f94baf387/html5/thumbnails/7.jpg)
Ores can protect us.Lead is a metal from galena and used in aprons to protect us from harmful radiation in x-rays.