MONTH: March YEAR: 2017

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WEEKLY ASSIGNMENTS

CLASS:

MONTH:

Physical Science WEEK OF:

March

YEAR:

2017

06.03.17

MONDAY

DATA DAY/NO HOMEWORK

FRIDAY

THURSDAY

WEDNESDAY

TUESDAY

NO HOMEWORK/FIRST DAY OF FOURTH QUARTER

1. 2. 3. 4. 5.

Arrange the following in order of size (smallest first): ½, 45% 0.6 0.38, 6/16, 4% 0.111, 11%, 1/9 1/3, 0.33, 30% 2/7, 0.3, 29%

1. What are valence electrons? 2. Magnesium, atomic number 12, has the electron configuration [Ne] 3s2. To what group does magnesium belong? 3. What does the periodic law state? 4. Krypton, atomic number 36, is the fourth element in Group 18. What is the atomic number of xenon, the fifth element in Group 18? 5. Describe the differences between Mendeleev's periodic table and the modern periodic table. 1. What is 30% of 120? 2. 9 is what percent of 45? 3. Mrs. Brown has 50 students in her math class. If 40% of the students have a calculator, how many students have a calculator? 4. Brittany paid $6.00 in sales tax for a table. The tax rate is 5%. What is the purchase price of the table (before tax)? 5. In a shipment of 2000 auto parts, 120 are found to be defective. What percent are defective?