Daily Reinforcers 21-30 5 th Grade Science. TEK 5.3B 21. What inference can be made based on the...

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Daily Reinforcers21-30

5th Grade Science

TEK 5.3B

21. What inference can be made based on the advertisement to the right?

A. The toothpaste safely whitens teeth.B. The toothpaste kills bad-breath germs.C. The toothpaste is made especially for kids.D. The toothpaste has a new mint flavor.

C. The toothpaste is made especially for kids.

TEK 5.5B & 5.2D

22. Based on the graph, at which stage is the water evaporating?

A. W B. X

C. Y D. Z

0

20

40

60

80

100

120

0 1 2 3 4 5 6 7 8 9 10 11 12

Minutes

Deg

ress Celsiu

s

W

X

YZ

D. Z

TEK 4.5B

23. What process is demonstrated in the diagram below?

A. EvaporationB. CondensationC. PrecipitationD. Freezing

B. Condensation

TEK 5.5A

24. Based on the table, what physical property could be used to separate the following objects?

Object State of Matter

Boiling Point

Volume

Olive Oil Liquid 300 ˚C 100 ml

Water Liquid 100 ˚C 100 ml

Alcohol Liquid 97.2 ˚C 100 ml

Sea Water Liquid 100.7 ˚C 100 ml

Mercury Liquid 356.9 ˚C 100 ml

Jet Fuel Liquid 163 ˚C 100 ml

Glycerin Liquid 290 ˚C 100 ml

Boiling Point, no other differences are on the chart.

TEK 5.5A & 5.4A

25. Which of the following thermometers shows water in a solid state of matter?

A. B. C. D.

B.

TEK 5.2B

26. A student is using three different laundry detergents, a shirt with grass stains, three tubs of cold water, and three stirring sticks. What question could the student be trying to answer?

Which detergent gets stains out best?

TEK 5.5B & 5.2A

27. A teacher presents the two beakers above to her class. She asks the students to use their scientific skills to identify which of the above liquids is water. What could the students do to decide which is the water without tasting (not a safe practice in science)?

A B

Boil/Evaporate both, see which has no material left.

TEK 5.2D

28. The chart shows the change in the boiling point of salt water as more salt is added to the solution. What can you conclude from the information in the chart?

A. The boiling point of salt water does not change.B. Water evaporates more quickly with salt in it.C. Increasing the salt in the solution increases the boiling point.D. Salt water boils at the same temperature as water without salt.

Amount of Salt in water (g)

Amount of Water (ml)

Boiling point of salt water (˚C)

0 50 100

10 50 102

21 50 105

C. Increasing the salt in the solution increases the boiling

point.

TEK 5.5B & 5.2A

29. Based on the graph below, what is happening to water at stage 2?

0

20

40

60

80

100

120

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Minutes

Deg

ress Celsiu

s

43

21

The water is melting.Energy is increasing.

The particles are moving faster.

TEK 5.2G

30. Which graph below best represents the data in the chart above?

Jar Water poured in(ml)

Water absorbed(ml)

Water released(ml)

A 100 57 43

B 100 32 68

C 100 12 88

A.

D. C.

B.

D.