1. One mole of the carbon-12 isotope contains 6. 022 x 1023 atoms
One mole of the carbon-12 isotope contains x 1023 atoms. What volume in m3 would be needed to store one mole of cube-shaped children's blocks 6.00 cm long on each side? Select the correct answer.
1.3 x 1020
1.3 x 1026
3.6 x 1022
3.6 x 1024
6.0 x 1023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

2. The quantity with the same units as angular momentum, mvr, with dimensions ML2 T-1 is ____ . Select the correct answer.
mv2t
mvt
mrt mg mv 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

3. The equation for the change of position of a train starting at x = 0m is given by The dimensions of a are _____ Select the correct answer.
LT-2
T-2
LT-1
L2 T-2
L-2 T-2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

4. One U. S. fluid gallon contains a volume of 231 cubic inches
One U.S. fluid gallon contains a volume of 231 cubic inches. How many liters of gasoline would you have to buy in Canada to fill a 20 gallon tank? (Note: 1L = 103 cm3.) Select the correct answer. 76 30 12 5 46 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

5. ML2 T-2 M-1 L2 T-2 ML-3 T-2 M-1 L2 T-4 ML-3 T-4
The is the kinetic energy of an object, with m being the mass of an object and v its speed. The dimensions of this term are _____ . Select the correct answer.
ML2 T-2
M-1 L2 T-2
ML-3 T-2
M-1 L2 T-4
ML-3 T-4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

6. The speed of an object is defined as _____ . Select the correct answer.
the distance traveled in a unit of time
the time needed to travel the unit distance
the change in time with distance
the acceleration in a unit of time
the acceleration needed to travel the unit distance 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

7. If you drove day and night without stopping for 6 months without exceeding the legal highway speed limit in the United States, the maximum number of miles you could drive would be closest to _____ . Select the correct answer.
5000
20000
300000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50