Baseball, javelin, and maybe the clock but not sure on that... Just say baseball and javelin
Answer:
2 objects with steel or iron
3 objects with mass
Explanation:
That taxi will traveled 1500s by carrying the passenger.
Answer:
Periods are 60 seconds, 60 minutes and 12 hours frequency are their reciprocal.
Explanation:
For second hand, period = 1 min = 3660 s; frequency = 0.0166
For minute hand, period = 1 hr = 3600 s; frequency = 2.77}
For hour hand, period = 12 hrs = 4300 s; frequency = 2.3}
