Answer:
Doppler effect is a change in frequency and wavelength of a wave. It is caused by the change in distance between the thing creating the wave (causer) and whatever is measuring seeing or hearing the wave (watcher or observer). Another word for "causer" is "sender".
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Answer:
The systolic pressure is 120, and the diastolic p
ressure is 80.
Answer:
You should wash your cut before and after swimming so that bacteria in the water can't infect the wound.
Let me know if its right <3
The meaning is, "the taking in of matter by a living cell by invagination of its membrane to form a vacuole."
