Friday, 22 June 2018

rock question

1.  What are differences between metamorphic, sedimentary, and igneous rocks?
Igneous RocksSedimentary RocksMetamorphic Rocks
Formed from cooled, solidified molten rockFormed from sedimentation of dust, dirt, and other matter on lake beds and sea floorsFormed by intense heat and pressure beneath the earth

2.  What rock did you find the most interesting?  Why?
Answer I think pumice is the most interesting because most of the rocks are heavy and sink in the water but this rock is light and float.
Image result for pumice
3.  What are grains in the rocks?  can  you show me?
Answer grains in rocks are the tiny dust. for example sandstone has sans grain.

Image result for rock grain sand
4.  What are the crystals in the rocks?  can you show me?
Answer crystal is a light beautiful glass in the rock.
Image result for crystal rock
picture of rock

Thursday, 24 May 2018

1.beaker - for holding and pouring liquid.
Image result for beaker
2.funnel - make pouring easier.
Image result for funnel
3.stirring rod - use to mix and stir solutions.
Image result for stirring rod
4.evaporating dish - for evaporating liquid mixtures
Image result for evaporating dish
5.pipette - use to move small amount of liquid chemicals.
Image result for pipette
6.measuring cylinder - used to measure the volume of a liquid in milliliters.
Image result for measuring cylinder
7. watch glass - to hold a solid while being weighed or to cover
Image result for watch glass
8.test tube - for holding, mixing and heating small amounts of liquids and solids.
Image result for test tube

9.scoopula - for scooping chemicals and powders from bottles.
Image result for scoopula
10.flask - for making solutions or sometimes volumetrically measuring chemicals.
Image result for flask

11.wire gauze -  placed on the support ring that is attached to the retort stand.
Related image
12.owire - picking up small amount of solid.

13.clamp - hold or secure objects to a retort stand.
Image result for clamp
14.heat shield - shield a substance for absorbing excessive heat.
Image result for wire gauze function

Sunday, 18 June 2017

Dear Mr. Gary, for this chapter decimal to the percent , percent to decimal. I think it is pretty easy because my old teacher have taught me before.