Think about the sound waves and light waves that are transmitted when you use a computer, watch TV, or use your phone. How are these waves similar? How are they different?

iron would move it is magnetic there is a mag field around the current in the wire

answer: 2×10^-2kg

explanation: density= mass per volume

vol=mass/density

converting to s.i units we have;

3÷1000kg = 0.003

1.5÷100m = 0.15

0.003/0.15 = 0.02kg

false.

explanation:

this statement is false. after falling for 5 seconds, its speed will not be 100 m/s.