Read and analyze the following statements given. Identify if the statement describes a series or a parallel connection. 1. Christmas lights in a Christmas tree

2. connection of appliances at home

3. turning off the light switch turns off all the lights in a room

4. a switch that cuts off the electrical supply in your room during an emergency

5. turning on the television does not turn on other appliances in your house

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The answer is orbit around nucleus

Jenny and fred both play a long note on their trombones. a stationary observer hears the sound increasing and decreasing repeatedly in loudness. which of these must be true? the sound waves from the two trombones have slightly different frequencies.the sound waves from the two trombones have the same frequency.the sound waves from the two trombones have slightly different amplitudes.the sound waves from the two trombones have the same wavelength.the sound waves from the two trombones have slightly different velocities.  lolthe answer is          the sound waves from the two trombones have slightly different frequencies.