CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 220: an event repeats every 1 h. Time for 2 cycles is:
A. 3 h
B. 1 h
C. 4 h
D. 2 h
Correct Answer: D
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 219: an event repeats every 20 h. Time for 11 cycles is:
A. 222 h
B. 220 h
C. 219 h
D. 221 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 218: an event repeats every 19 h. Time for 10 cycles is:
A. 190 h
B. 192 h
C. 191 h
D. 189 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 217: an event repeats every 18 h. Time for 9 cycles is:
A. 162 h
B. 163 h
C. 161 h
D. 164 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 216: an event repeats every 17 h. Time for 8 cycles is:
A. 138 h
B. 137 h
C. 136 h
D. 135 h
Correct Answer: C
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 215: an event repeats every 16 h. Time for 7 cycles is:
A. 113 h
B. 111 h
C. 114 h
D. 112 h
Correct Answer: D
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 214: an event repeats every 15 h. Time for 6 cycles is:
A. 89 h
B. 91 h
C. 90 h
D. 92 h
Correct Answer: C
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 213: an event repeats every 14 h. Time for 5 cycles is:
A. 72 h
B. 71 h
C. 69 h
D. 70 h
Correct Answer: D
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 212: an event repeats every 13 h. Time for 4 cycles is:
A. 53 h
B. 54 h
C. 52 h
D. 51 h
Correct Answer: C
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 211: an event repeats every 12 h. Time for 3 cycles is:
A. 38 h
B. 36 h
C. 35 h
D. 37 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 210: an event repeats every 11 h. Time for 2 cycles is:
A. 21 h
B. 22 h
C. 23 h
D. 24 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 209: an event repeats every 10 h. Time for 11 cycles is:
A. 111 h
B. 112 h
C. 109 h
D. 110 h
Correct Answer: D
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 208: an event repeats every 9 h. Time for 10 cycles is:
A. 91 h
B. 90 h
C. 89 h
D. 92 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 207: an event repeats every 8 h. Time for 9 cycles is:
A. 74 h
B. 73 h
C. 71 h
D. 72 h
Correct Answer: D
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 206: an event repeats every 7 h. Time for 8 cycles is:
A. 56 h
B. 57 h
C. 58 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 205: an event repeats every 6 h. Time for 7 cycles is:
A. 42 h
B. 43 h
C. 41 h
D. 44 h
Correct Answer: A
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 204: an event repeats every 5 h. Time for 6 cycles is:
A. 31 h
B. 29 h
C. 32 h
D. 30 h
Correct Answer: D
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 203: an event repeats every 4 h. Time for 5 cycles is:
A. 22 h
B. 21 h
C. 19 h
D. 20 h
Correct Answer: D
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 202: an event repeats every 3 h. Time for 4 cycles is:
A. 11 h
B. 12 h
C. 14 h
D. 13 h
Correct Answer: B
Total time=period×cycles.
CSS - PMS - CCE - PCS - Everyday Science
EarthSpace and Scientific Instruments
Earth/space timing practice 201: an event repeats every 2 h. Time for 3 cycles is:
A. 5 h
B. 7 h
C. 6 h
D. 8 h
Correct Answer: C
Total time=period×cycles.