Today is old rock day. List all the possible uses for a rock.

Uses of Rock

Flags or thin slabs are used for paving, roofing, etc. Broken or crushed rocks are used as aggregates in concrete, in road constructions. Broken or crushed rocks are also used as railway ballast. Stone screenings are used as a natural substitute for sand.

Making Cement, Writing, Building Material, Bath Scrub, Kerb Stone

They are used as sources or components of drugs and devices, and they are key to innovative technologies. The items in this display are some examples of crystals and minerals critical to keeping ourselves and our bodies healthy and functioning normally and are also key in past, present, and future technologies.

Explanation:

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You can make many different items out of rocks such as bowls, axes, tools, ect. I hope this helps!

Explanation:

onto a large boat, and mark the water level that the boat sinks to. then, take the elephant out and put a bunch of marked weights onto the boat until it reaches the same water level. add up the masses of the weights to get the weight of the elephant.

the text includes parts of primary-source interviews with enslaved people to illustrate the difficulty of life on a sugar plantation in louisiana.

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