1. all matter is either liquid,solids,or ges, and solids may be subdivided into crystalline and amorphous.
a. built up
b. broken down
2. plastic products are hard to dispose of because they are almost indestructible.
a. unable to be destroyed
b. unable to be constructed
3. at one time the atom was thought to be indivisible.
a. unable to be divided
b. unable to be seen
4. water decomposes into hydrogen and oxygen.
a. separates
b. evaporates
5. some mushrooms are safe to eat, and other are poisonous.
a. delicious
b. deadly
6. the noble gases are a group of gases with homogeneous.
a. similar
b. different
7. there is oxygen in the protoplasm of all plants and animals.
a. blood
b. living matter
8. antibiotics will cure many diseases but not the common cold.
a. bacteria-killing drugs
b. pain-killing drugs
9. gasoline should be stored carefully because it is flammable.
a. fireproof
b. able to catch fire easily
10. the space between the earth and the moon is a vacuum.
a. empty
b. full
11. the old building was transformed into an emergency hospital.
a. enlarged
b. changed
12. a microscope magnifies invisible objects so we can see them.
a. enlarges
b. reduces
13. the truck accelerated when it started downhill.
a. slowed down
b. speeded up
14. automobiles expel carbon monoxide, which pollutes the air.
a. give off
b. absorb
15. astronauts experience weightlessness when travelling in space.
a. no weight
b. heaviness
16. we could not find the papers because the laboratory was in disorder.
a. organized
b. disorganized
17. germs are invisidle without the aid of a microscopr.
a. unable to be seen
b. unable to be diivided
18. a liquid will solidify if cooled enough.
a. melt
b. harden
19. when opposite chemical reactions occur at the same rate, a state of equilibrium exists.
a. disorder
b. balance
20. the view from the mountain produced a sensation of dizziness.
a. fear
b. feeling
21. the message was transmitted by electronic mail.
a. received
b. sent
22. the bridge was suspended from cables supported by towers at either end.
a. hung
b. separated
1. all matter is either liquid,solids,or ges, and solids may be subdivided into crystalline and amorphous.a. built upb. broken down2. plastic products are hard to dispose of because they are almost indestructible.a. unable to be destroyedb. unable to be constructed3. at one time the atom was thought to be indivisible.a. unable to be dividedb. unable to be seen4. water decomposes into hydrogen and oxygen.a. separatesb. evaporates5. some mushrooms are safe to eat, and other are poisonous.a. deliciousb. deadly6. the noble gases are a group of gases with homogeneous.a. similarb. different7. there is oxygen in the protoplasm of all plants and animals.a. bloodb. living matter8. antibiotics will cure many diseases but not the common cold.a. bacteria-killing drugsb. pain-killing drugs9. gasoline should be stored carefully because it is flammable.a. fireproofb. able to catch fire easily10. the space between the earth and the moon is a vacuum.a. emptyb. full11. the old building was transformed into an emergency hospital.a. enlargedb. changed12. a microscope magnifies invisible objects so we can see them.a. enlargesb. reduces13. the truck accelerated when it started downhill.a. slowed downb. speeded up14. automobiles expel carbon monoxide, which pollutes the air.a. give offb. absorb15. astronauts experience weightlessness when travelling in space.a. no weightb. heaviness16. we could not find the papers because the laboratory was in disorder.a. organizedb. disorganized17. germs are invisidle without the aid of a microscopr.a. unable to be seenb. unable to be diivided18. a liquid will solidify if cooled enough.a. meltb. harden19. when opposite chemical reactions occur at the same rate, a state of equilibrium exists.a. disorderb. balance20. the view from the mountain produced a sensation of dizziness.a. fearb. feeling21. the message was transmitted by electronic mail.a. receivedb. sent22. the bridge was suspended from cables supported by towers at either end.a. hung b. separated
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