Answer:
Food, safe water, housing, education, and health care are examples of basic needs. Wants are desires that can be satisfied by goods and services.Secondary needs are the desires and wants that become important when primary needs are satisfied. Definition (2): Secondary needs are connected with the desire for satisfaction and pleasure of the human being: designer articles or furniture, the high-tech and the newest cell phone, jewelry, a luxury car, etc.
お役に立てば幸いです
Answer:
Before submerged 150ml
After submerged: 180ml
rock volume: 
formula for density:


<em><u>T</u></em><em><u>H</u></em><em><u>E</u></em><em><u> </u></em><em><u>A</u></em><em><u>N</u></em><em><u>S</u></em><em><u>W</u></em><em><u>E</u></em><em><u>R</u></em><em><u> </u></em><em><u>I</u></em><em><u>S</u></em><em><u> </u></em>b
prettty sure this is wrong but eh :/ probably correct
Answer:
krypton,radon, and silicon
Answer:Explanation: Polarity in a molecule arises due to unequal sharing of electrons. Hydrogen atom has one electron whereas chlorine atom has 17 electrons. Thus, in order to complete their octet both H and Cl will share an electron with each other.
Explanation:
Answer:
limestone+heat=marble
sandstone+heat=metaquartzite
shale+heat=quartzite