WorksheetsSpecific Heat Questions
Total questions: 10
Worksheet time: 35mins
Name
Class
Date
1.
What is the symbol for Specific Heat
a)
q
b)
T
c)
m
d)
c
2.
What is the equation to measure change in heat?
a)
q = mc∆T
b)
q = mc
c)
q = ∆mcT
d)
m = qc
3.
A material was cooled from 100ºC to 40ºC. What is the temperature change?
a)
60ºC
b)
40ºC
c)
-60ºC
d)
-40ºC
4.
The specific heat(c) of copper is 0.39 J/g °C. What is the temperature change(∆t) when 100 Joules of heat(Q) is added to 20 grams?
a)
12.82 °C
b)
24.12°C
c)
351 °C
5.
A sample of iron receives 50.J of heat energy that raises the temperature of the iron 25.0°C. If iron has a specific heat of .10 J/g°C, what is the mass of the iron sample?
a)
25g
b)
30g
c)
20g
d)
50g
6.
The specific heat is the amount of energy needed to raise the temperature one degree Celsius of 1 gram of a substance.
a)
True
b)
False
7.
How many Joules of energy are required to change 10 gram of ice at -2 C to water at 20 C?
a)
440 J
b)
880 J
c)
10,140 J
d)
66,000 J
8.
When a piece of aluminum foil is taken out of the oven and cools from 100° to 50°, What is the change in temperature?
a)
50°
b)
0°
c)
100°
d)
150°
9.
The specific heat of aluminum is 0.21 J/g°C. How much heat(Q) is released when a 10 g piece of aluminum foil is taken out of the oven and cools from 100° to 50°?
a)
105 J
b)
10.5 J
c)
1.05 J
d)
1050 J
10.
If 200 grams of water is to be heated from 24.0° C to 100.0° C to make a cup of tea, what is the mass and what is the change in temperature?
a)
m=200g
∆t= 66
∆t= 66
b)
m=200g
∆t=124
∆t=124
c)
m=200
∆t=100
∆t=100
d)
m=200g
∆t=76
∆t=76
100 %
