Atoms, elements and compounds: cells and mixtures

1. 1What are all living things made of?

   1. ACells
   2. BCarbon, Hydrogen, and Oxygen
   3. CSulfur, Nitrogen, and Phosphorus
2. 2What is a human's body mostly made of?

   1. ASulfur, nitrogen, and phosphorus
   2. BHydrogen, oxygen, and carbon
3. 3What are the smallest particles of an element that keep the chemical identity of that element.

   1. Aelectrons
   2. Bneutrons
   3. Catoms
   4. Dmolecules
4. 4Elements are made up of only one type of molecule.

   1. AVerdadero
   2. BFalso
5. 5Compounds are made up of two or more different elements that are not combined.

   1. AVerdadero
   2. BFalso
6. 6What is water?

   1. AAn element
   2. BA compound
   3. CA type of atom
7. 7A mixture is...

   1. Aa combination of different compounds and/or elements
   2. Ba combination of different molecules and/or atoms
8. 8Chemical reactions create compounds

   1. AVerdadero
   2. BFalso

Descripción

Test sobre Sin título, creado por Jenny Chen el 15/10/2014.

Autor

Jenny Chen

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