Answers by Rudi Urbanek
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Answers by Rudi Urbanek

Answers by Rudi Urbanek
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14. Reflected ray 30° Fig 6.31 reflection on a plane mirror. In Fig 6.31 the angle between the plane mirror and the incident ray is 30°. Find the a. Angle of incidence b. Angle of reflection Incident ray
answered Oct 21, 2023
8 votes
205k views
A heavy truck on a road outside can cause ripples in a glass of water inside a house. What is responsible for this phenomenon? A. Waves travelling through the grounds to the glass B. Loud noises from the
answered Jul 10, 2023
5 votes
47.7k views
If we say that a galaxy has a lookback time of 1 billion years, we mean that _________.
answered Jul 7, 2023
7 votes
206k views
what is the equation of the line that's passes through (0,3) and (7,0) ? y=3/7x-3y=3/7x+3y=-3/7x+3y=-3/7x-3
answered Apr 21, 2023
7 votes
92.4k views
Select the correct answer from each drop-down menu. In 1846, an enslaved man named _____ had his case for freedom presented in the Supreme Court. In a decision that angered many, the court declared him
answered Nov 18, 2022
2 votes
122k views
Classify the following markets as perfectly competitive, monopolistic, or monopolistically competitive, and explain your answers. a. wooden no. 2 pencils b. copper c. local telephone service d. peanut
answered Oct 31, 2022
4 votes
15.7k views
How did the outcome of the Bay of Pigs Invasion affect the USA in the Cold War?
answered Aug 30, 2022
2 votes
193k views
Which sentence describe a reciprocal action? a Ella se mira en el espejo. b Elena y Antonio van al parque. c Elena y Antonio se ven en el parque. d Nosotros íbamos al parque.
answered Aug 25, 2022
2 votes
121k views
What is the place value of the 6 in the number 34,260,1597
answered Jun 28, 2022
4 votes
19.2k views
Why was the Soviet Union so interested in Afghanistan
answered Jun 27, 2022
0 votes
128k views
Please answer and explain why.
answered Jun 20, 2022
7 votes
160k views
Please help, would be grateful :)
answered May 11, 2022
14 votes
56.0k views
Homework plz help me I need help immediately
answered Mar 7, 2022
4 votes
545 views
What is the self-feeders for bacteria (nostoc) Write your response below
answered Oct 14, 2021
3 votes
7.6k views
in 3 to 4 sentences, explain some of the factors that causes changes in demand and why it is important for consumers to understand these changes
answered Aug 10, 2021
4 votes
169k views
Reactants → products Based on the Law of Conservation of Matter, describe the relationship between the mass of the reactants and the mass of the products.
answered Jul 29, 2021
3 votes
61.2k views
George delivers muffins for the Muffins R Us company. Each muffin is packaged in its own little box. An individual muffin box has the shape of a cube, measuring 3 inches on each side. George packs the
answered Apr 14, 2021
6 votes
222k views
What is a cloud in the world of computing? O A. Various tools that allow people to add effects or fix out-of-tune notes B. A network of computers that store data for individual users C. An audio or video
answered Mar 25, 2021
4 votes
228k views
At Charles School, 1/5 of the 75 students in seventh grade play in the jazz band. How many seventh graders play in the jazz band?
answered Mar 14, 2021
2 votes
41.8k views
How have physicists played a role in history? A. Physics has changed the course of the world. B. History books are written by physicists. C. Physicists have controlled most governments. D. Most decisions
answered Mar 3, 2021
5 votes
159k views
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