A wave has a wavelength of 1.5 m and a frequency of 6.0 Hz. What is the speed of the wave?
A. 9.0 m/s
B. 0.3 m/s
C. 7.5 m/s
D. 4.0 m/s

Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?

What are the factors that affect the resistance of a wire?

Which situation will have the highest resistance? a. long wire and high temperatureb. short wire and high temperaturec. long wire and cold temperaturedshort wire and low temperature