DOS Week of Sept 8-11, 2015.

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Presentation transcript:

DOS Week of Sept 8-11, 2015

DOS~Tuesday 1. An atom is _____________ The smallest part of an element A rock A science tool A book

DOS~Tuesday 2. If a box with the mass of 50 kg is added to the mass of an airplane, now the total mass of the airplane would: increase by 50 kg stays the same decreased by 50 kg decreased by 25 kg

DOS~Tuesday 3. Which of the following is an example of water changing states? Building a snowman mixing water and cooking oil wood burning steam rising from a kettle

DOS~Wednesday 1. Which statement about atoms is true? They are all the same. All substances are made of just one kind. You can see them with your eyes. They are too small to be seen with an ordinary microscope.

DOS~Wednesday 2. A particle made of two or more atoms is called a ___________. element molecule compound None of the above

DOS~Wednesday 3. The diagram below shows iron, oxygen, and carbon dioxide. Which of these is a compound? a. Iron b. Oxygen c. Carbon Dioxide Fe Fe O O O O O O O C O O C O O C O

DOS~Thursday 1. A substance having atoms of more than one element that are combined chemically is called a/an ___________. element molecule compound All of the above

DOS~Thursday 2. What is ALL matter made of? atoms oxygen water wood

DOS~Thursday 3. A substance having just one kind of atom is called a/an ____________. oxygen carbon water element