Transverse waves move perpendicular to their energy
Answer:
D) 1000 m/s
Explanation:

You have the wavelength and frequency, you just need to solve for velocity. You can do this by multiplying each side of the equation by frequency.
Hope this helps.
Suppose a parachutist lands on a high-voltage wire and grabs the wire as she prepares to be rescued, she will not be electrocuted.
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What is Voltage?</h3>
This is referred to as the difference in electric potential between two points or the work done which is needed per unit to move a charge between two points in a circuit.
If she grabs the wire as she prepares to be rescued, she will not be electrocuted because the net electrical potential will be 0.
In a situation where the wire breaks as she holds on to it then she will be electrocuted.
Read more about Voltage here brainly.com/question/1176850
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In a level cruise on a passenger airliner, flying in a straight line at a steady 550 miles per hour.
Acceleration is zero.
Answer:
q.1 : Air near candle gets heated up and after this it rises by convection so the thermometer B will receive more heat than the thermometer A So, according to the given condition thermometer B will show a greater rise in temperature.
q.2 : x is the pure sample of compound
. y is the pure sample of element
. z is the mixture of different elements
q.3 : the saliva contains an enzyme salivary amylase (ptyalin) which converts starch in roti into maltose, isomaltose and small dextrins called a-dextrin.