CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 180: an event repeats every 1 h. Time for 2 cycles is:
A. 2 h
B. 4 h
C. 1 h
D. 3 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 179: an event repeats every 20 h. Time for 11 cycles is:
A. 220 h
B. 222 h
C. 221 h
D. 219 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 178: an event repeats every 19 h. Time for 10 cycles is:
A. 190 h
B. 189 h
C. 191 h
D. 192 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 177: an event repeats every 18 h. Time for 9 cycles is:
A. 163 h
B. 164 h
C. 162 h
D. 161 h
Correct Answer: C
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 176: an event repeats every 17 h. Time for 8 cycles is:
A. 136 h
B. 138 h
C. 137 h
D. 135 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 175: an event repeats every 16 h. Time for 7 cycles is:
A. 113 h
B. 112 h
C. 114 h
D. 111 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 174: an event repeats every 15 h. Time for 6 cycles is:
A. 92 h
B. 91 h
C. 89 h
D. 90 h
Correct Answer: D
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 173: an event repeats every 14 h. Time for 5 cycles is:
A. 69 h
B. 71 h
C. 70 h
D. 72 h
Correct Answer: C
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 172: an event repeats every 13 h. Time for 4 cycles is:
A. 53 h
B. 51 h
C. 52 h
D. 54 h
Correct Answer: C
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 171: an event repeats every 12 h. Time for 3 cycles is:
A. 36 h
B. 38 h
C. 35 h
D. 37 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 170: an event repeats every 11 h. Time for 2 cycles is:
A. 23 h
B. 21 h
C. 22 h
D. 24 h
Correct Answer: C
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 169: an event repeats every 10 h. Time for 11 cycles is:
A. 111 h
B. 110 h
C. 109 h
D. 112 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 168: an event repeats every 9 h. Time for 10 cycles is:
A. 89 h
B. 90 h
C. 92 h
D. 91 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 167: an event repeats every 8 h. Time for 9 cycles is:
A. 71 h
B. 72 h
C. 74 h
D. 73 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 166: an event repeats every 7 h. Time for 8 cycles is:
A. 56 h
B. 58 h
C. 57 h
D. 55 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 165: an event repeats every 6 h. Time for 7 cycles is:
A. 42 h
B. 41 h
C. 44 h
D. 43 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 164: an event repeats every 5 h. Time for 6 cycles is:
A. 32 h
B. 29 h
C. 30 h
D. 31 h
Correct Answer: C
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 163: an event repeats every 4 h. Time for 5 cycles is:
A. 19 h
B. 20 h
C. 22 h
D. 21 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 162: an event repeats every 3 h. Time for 4 cycles is:
A. 14 h
B. 11 h
C. 12 h
D. 13 h
Correct Answer: C
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 161: an event repeats every 2 h. Time for 3 cycles is:
A. 5 h
B. 6 h
C. 7 h
D. 8 h
Correct Answer: B
Total time=period×cycles.