An EM wave has a speed of 3 x 10 ^ 8 m/s and a wavelength of 6 x 10 ^ - 7 m. What is the frequency of the wave? 90 Hz 180 Hz 2 x 10 ^ - 15 Hz 5 x 10 ^ 14 Hz

What are the plastic connectors that you put wires into called?

What does the word radiation mean

Which behavior is not true for incident rays striking a concave mirror? a. incident rays parallel to the principal axis are reflected to the focus b. incident rays passing through the focus are reflected parallel to the principal axis c.

Places with a constant temperature are most likely to be located next to the mountains next to the ocean next to the desert next to a lake

On June 23, which area will receive more direct sunlight? A. Southern Hemisphere B. Equator C. Northern Hemisphere D. North Pole

Which of the following is an example of applied research?

A Cadillac Escalade has a mass of 2,569.6 kg, if it accelerates at 4.65 m/s^2 what is the net force on the car?

If you are trying to balance a seesaw and you have a higher mass on the left, should the mass on the right be placed at a greater distance or lower distance to balance it? Why?

A car travels 300 km in the first 3 hours of a trip. Then it hits traffic and travels only 60 km during the last hour. What is the average speed of the car? a.) 180 km/h b.) 100 km/h c.) 90 km/h d.) 120 km/h

What is the purpose of using a wedge? A. separates objects B. keeps objects together C. allows you to exert force over a distance