Questions:
- What water sources exist on Earth? Where are they located? (book or brain)
- What are efficient ways to use water? (think about irrigation and livestock from the water use data--brain)
Which would increase the reaction rate? Check all that apply. | ||
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Match the type of river to its best description. | ||
Which of the following are correctly balanced reactions? Check all that apply. | ||
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As water moves down through the ground, what force is acting against it? (BOOK) | ||
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2. Why do we study chemical reactions? (brain--think about it) 3.
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What is the typical source of well water? | ||
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2. In a chemical reaction, what demonstrates that the law of conservation of mass is obeyed? | ||
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3. In boiling water, water molecules move apart and escape in the form of water vapor. The process is called ______. (book question--look it up!) | ||
3. Which could be signs that a chemical reaction has occurred? Check all that apply. | ||
Links for Videos for Class Today (Choose at least 3)
Bill Nye Chemical Reactions (just watch 5-10 minutes)
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3. Match each object to its description. | ||
Match the element to its oxidation state. | ||
Which function is performed by Earth's magnetic field? | ||
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3. Which of the following are steps in naming a covalent compound? Check all that apply. | ||
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2. Which of the following are ionic compounds? Check all that apply. | ||
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Match each item to its description. | ||
3. For a bond to be covalent, the electronegativity difference between the atoms must be: | ||
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2. Which is true about Pluto? | ||
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2. How many dots should be drawn in the Lewis-dot structure for an oxygen atom? | ||
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2. Match the planets with their best description. | ||
3. A chemical bond is: | ||
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3. Match each scientist with the best description of his work. | ||
2. When a ball rolls down a hill, what energy conversion occurs? | ||
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Why do elements in the same group have a similar reactivity? | ||
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2. On topographic maps, contour lines that are farther apart indicate _______. | ||
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