Answers by Ddinchev
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Answers by Ddinchev

Answers by Ddinchev
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A ham radio operator broadcasts at a frequency of 3.0 × 108 Hz. The speed of an electromagnetic wave is a constant, 3.0 × 108 m/s. What is the wavelength? 6.0 m 9.0 m 1.0 m 0.1 m
answered Nov 12, 2020
4 votes
204k views
Find the solutions to the equation below check all that apply 4x2 -8x +3 =0
answered Sep 29, 2020
2 votes
123k views
In SVT is there a pulse that you can feel or not?
answered Sep 12, 2020
3 votes
42.4k views
Ben drives 405 miles on 15 gallons. How many miles does Ben drive on one gallon? A) 4.05 miles per gallon B) 27 miles per gallon C) 1 over 27. miles per gallon D) 405 miles per 15 gallons
answered Aug 9, 2020
1 vote
205k views
In Andrew Blum’s speech, “Discover the Physical Side of the Internet”, what event started his journey to find the origins of the internet? Question 5 options: a) A squirrel chews his internet b) He wants
answered Feb 23, 2020
3 votes
105k views
Solid mixture chemistry two or more metals is called
answered Jul 23, 2019
7 votes
71.9k views
The ___________ dynasty was based in the heart of the Nile Delta.
answered Jun 14, 2019
0 votes
210k views
Which table shows a proportional relationship between a and b? a b 3 9 4 12 5 20 a b 20 25 24 30 32 40 a b 4 12 5 15 6 24 a b 3 4 6 9 12 16
answered Apr 14, 2019
2 votes
184k views
Solve for c; 1/a-1/b-1/c-=4
answered Mar 5, 2019
0 votes
126k views
Who did not profit from improved transportation? 1)The Farmer 2)The manufacturer 3)The merchant 4)The native Americans
answered Jan 9, 2019
2 votes
205k views
In which sentence is the verb correctly conjugated? A. He work in Houston, Texas. B. The cowboy likes songs about Texas. C. That woman live in the north part of Texas. D. It rarely rain in some parts of
answered Dec 14, 2018
4 votes
89.4k views
You push a cart with mass 20 kg forward, giving it an acceleration of 2 m/s2. How much force did you apply?
answered Dec 13, 2018
4 votes
166k views
Tabble salt has the chemical formula NaCL. Table sugar the chemical formula C12 H11. Which of the following is true.
answered Aug 25, 2018
2 votes
134k views
Rank the nonmetals in each set from most reactive (1) to least reactive (3). Neon: Selenium: Fluorine
answered Jul 23, 2018
1 vote
124k views
68 miles to 42.5 miles
answered May 24, 2018
6 votes
97.3k views
The convection cycles of mantle are the main cause of movement of what part of the Earth? A) atmosphere B) core C) crust D) oceans
answered Jun 9, 2017
5 votes
12.6k views
Breathing in humans is driven by all of the following except A. the muscles attached to the ribs. B. the diaphragm. C. air pressure. D. the muscles connected to the lungs.
answered Mar 9, 2017
6 votes
67.8k views
Candace is interested in learning more about colors. Which question about colors could be answered through scientific investigation?
answered Jan 16, 2017
5 votes
72.8k views
Knights most commonly traded military service for what?
answered Jul 22, 2016
2 votes
185k views
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