Answer:
Either all the lights are very old and need new ones or the cable is wet.
Explanation:
As we know that time period of simple pendulum is given as
T = 2π √L/g
Well, density is mass/volume. So what's 115 g / 16 cm3? That'll get you your density. Remember that density will be in g/cm3!
Answer:
Doppler effect
Explanation:
this means that at one point when the person running is close to the observer it will appear to run fast but slower as he moves away from the observer
No. The isomers have same molecular formula (same elements in the same number each).
Ethane does not contain oxygen and ethanol does.