Fill in the blanks

Word bank for the sentences below (words are listed alphabetically): Please put your answers in the blanks within the sentences.

CATALYST, DEPOSIT, ELEMENT, ELUVIAL, EQUILIBRIUM, EXPLORATION, FERMENT, FOSSIL, GRAVITATION, KINETIC, MAGNET, MATTER, MINERAL, MOLECULE, REACTION, SEDIMENTARY, SYNTHESIS, VELOCITY

1. Bobby puzzled over the odd directions pool balls take when they ricochet off each other, a result of a ________ action.
2. When the clerk tripped, spilling hundreds of tiny paper clips, he used a ________ to amass them into a pile.
3. The geologist at the excavation site discovered a significant ________, a print of bones from dinosaurs.
4. If Tim leaves his glass of milk in the hot sun all day, it will ________ and turn sour.
5. The physicist examined electrons and protons, the most minute particles which make up ________.
6. The statistician calculated and reported every hour the ________ of the hurricane winds.
7. On the windward slope, ________ deposits occurred with frequency and made hikers step cautiously.
8. Documentation states that on the moon there is less ________ than there is on earth.
9. Timmy avidly watched the birds make a ________ of small pieces of string, twigs and grasses into the nest.
10. Frank needs to study only one more abbreviation of an ________ to have memorised forty-five.
11. A diamond, unlike coal, is a ________ that has certain specific properties that can be determined and rated.
12. The scientist speculates that there can be no ________ between a mixture of ammonia and alcohol.
13. The chemist, peering into the powerful microscope, was frustrated to locate only a single atom in the ________.
14. Did you learn in class that a chemical ________ regulates the rate of its reactions?
15. ________ rocks have multiple colors because they are made from various fragments as well as animal and plant remains.

ANSWERS: 1. KINETIC 2. MAGNET 3. FOSSIL 4. FERMENT 5. MATTEr 6. VELOCITY 7. ELUVIAL 8. GRAVITATION 9. DEPOSIT 10. ELEMENT 11. MINERAL 12. SYNTHESIS 13. MOLECULE 14. CATALYST. 15 SEDIMENTARY

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