Answer:
Explanation:
Given:
mass of the boat,
uniform speed of the boat,
rate of accumulation of water mass in the boat,
time of observation,
The mass of the boat after the observed time:
<u>Now using the conservation of momentum:</u>
Answer:
electromagnetic waves= LIGHT, TRAVELS IN A VACUUM, VIBRATIONS IN MAGNETIC FIELD
matter/mechanical= REQUIRES A MEDIUM, SOUND, COMPRESSIONS,
both= TRANSFERS ENERGY, AMPLITUDE, FREQUENCY, WAVELENGTH,
Explanation:
electromagnetic waves don't need particles/atoms to travel through whilst matter/mechanical waves do.