The period of a wave is 10 seconds and it's wavelength is 2 meters. What is the wave's speed?

What is the final temperature of a block if it's thermal energy increases by 2,130 that has a mass of 50kg, a specific heat of 710J/kgC and is at a temperature of 20 degrees Celsius.

The distribution of craters on the surface of Venus suggests that a. its surface is ancient and has not been altered by volcanism, erosion or tectonics since the time of the heavy bombardment. b.

Colors containing only one wavelength are called

Your oven has a power rating of 5000 watt ... Your oven has a power rating of 5000 watts. a. How many kilowatts is this? b. If the oven is used for 2 hours to bake cookies, how many kilowatt-hours (kWh) are used? c. If your town charges $0.

A scientific law is A. the same as a hypothesis B. a description of natural events C. an explanation of a scientific observation D. the conclusion of a scientific experiment.?

Which of these rocks are formed by volcanic activity? select the two correct answers. a. limestone b. granite c. marble d. basalt e. sandstone

Give a critical discussion on why hardness test needs to perform in engineering practice. b) Discuss 2 possible source of errors (other than parallax error) and how it's can effect the result.

Which of the following best describes what occurs in a fusion reaction?

The period of a wave is 10 seconds and it's wavelength is 2 meters. What is the wave's speed?

The vectors of the magnetic field around a long, straight, current-carrying wire are: A-concentric with the wire B-radial to the wire C-tangential to the wire D-parallel with the wire