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WorksheetsChem Unit 1 Practice 2
Total questions: 10
Worksheet time: 50mins
Air is matter. We found that the weight of the ball increases by .5lbs each time we pumped more air into it. This shows that air has weight, one of the characteristics of matter.
Which sentence is the claim?
Air is matter. We found that the weight of the ball increases by .5lbs each time we pumped more air into it. This shows that air has weight, one of the characteristics of matter.
Which sentence is the evidence?
"Since the TV turned on after I put new batteries in the remote control, the old batteries must have been no good." Which type of statement is this?
claim
evidence
reasoning
How many Calories per gram does a serving of Pop Tarts contain?
210
50
4.2
0.24
Calculate ΔT when a substance goes from 10*C to 75*C
-65*C
75*C
10*C
65*C
What is the amount of heat required to raise the temperature of 200.0 g of aluminum by 10°C? (specific heat of aluminum = 0.21 cal/g°C) ( Q=mcΔT )
420 cal
4,200 cal
42,000 cal
420,000 cal
Convert 4250 calories into Calories (1 Cal = 1000 cal). Type your answer with 3 decimal places and no units below.
(a)
If you consume 700 Calories as prepared, how many Calories from fat will you consume?
700
350
110
220
How many grams of sugar are in 78 grams of Gushers?
36
12
4
6.5
