Based on the wavelengths and
1. The electromagnetic spectrum is organized into different (1) groups
frequencies of the waves.
2. (2)
harmful.
waves have low frequency and low (3)
which is low enough that the waves are not
a. Each wave has a wavelength longer than (4) 30cm
b. On Earth, radio waves are usually produced by(5)
which is often long enough to move around objects.
moving in a(n) (6)
Answers: 1
Chemistry, 21.06.2019 20:30
As you move from right to left on the periodic table the atomic radius fill in the blank
Answers: 2
Chemistry, 22.06.2019 07:30
Plz mark brainliest 30 points 1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s. 2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?
Answers: 1
Chemistry, 22.06.2019 11:00
Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean
Answers: 2
Chemistry, 22.06.2019 13:00
How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide
Answers: 2
Based on the wavelengths and
1. The electromagnetic spectrum is organized into different (1) groups...
English, 31.07.2019 05:30
History, 31.07.2019 05:30
History, 31.07.2019 05:30
Mathematics, 31.07.2019 05:30
Mathematics, 31.07.2019 05:30
Mathematics, 31.07.2019 05:30