â¢ What happened to the sound as you slid the ruler back onto the desk? â¢ Describe the motion of the ruler. 2 1 MATERIALS ruler Pitch depends on the frequency of a sound wave. When you listen to music, you hear both high and low sounds. The characteristic of highness or lowness of a sound is called The frequency of a sound wave determines the pitch of the sound you hear. Remember that frequency is the number of waves passing a fixed point in a given period of time. A high-frequency wave with short wave-lengths, such as that produced by a tiny flute, makes a high-pitched sound.
Report This | Share this:How long does Metformin stay in your system?Sorry, one more thing. Clinically speaking, metformin peaks in the system 1-3 hours after taking it. It has a half-life of 6.2-17.6 hours.
Remember that Metformin works over an extended period of time- about 12 hours. The risk of hypoglycemia when continuing Metformin while NPO is much greater than the risk of hyperglycemia from the stress response. The medication can be resumed after the surgery, when the patient is eating a normal diet again.