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A sheet of copper metal (4.7) is irradiated with electromagnetic radiation with a frequency of 150nm. a) Photoelectric effect in copper b) Electromagnetic spectrum and copper c) Ionization of copper atoms
answered
Nov 18, 2024
Physics
high-school
6
votes
58.2k
views
two point charges of +20 microC and -8 microC are separated by a distance of 20cm. what is the intensity of the electric field E midway between these two charges?
answered
Nov 18, 2024
Mathematics
high-school
3
votes
29.0k
views
The idealist perspective is a theoretical approach that stresses the primacy of the
answered
Jun 7, 2024
Social Studies
high-school
4
votes
89.1k
views
Analyse the sentence grammatically "The cat ran quickly up the tree.
answered
Apr 9, 2024
English
college
4
votes
166k
views
A cat lady's 5 year old daughter presents with fever and lymphadenopathy. What might she have and how do I treat it?
answered
Mar 15, 2024
Medicine
college
4
votes
165k
views
Lines 59-47 describe Hell. What are its main features?
answered
Mar 7, 2024
Social Studies
high-school
2
votes
224k
views
Renal tubular reabsorption is? 1) could be both a limited "active" or freely" passive" transport process 2) of chloride is always linked to the passive transport of water 3) is the movement of substances
answered
Feb 24, 2024
Biology
high-school
7
votes
106k
views
What does it mean to say that mass is conserved during a physical change? I
answered
Jan 30, 2024
Physics
college
4
votes
171k
views
The new regulations concerning raw ground beef records req that businesses that have multiple locations maintaining those records at: A. At the company's Headquarters (HQ) B. Each individual establishment
answered
Jan 10, 2024
Business
high-school
7
votes
98.1k
views
3 Westbrook Elementary has 12 classes participating in field day. Each class has 24 student teams of 6 to compete in each activity. What is the minimum number of teams needed fo participate? A) 45 B) 46
answered
Aug 19, 2023
Mathematics
college
6
votes
7.7k
views
Which measure is equivalent to 350 centimeters? 3.5 m 35 m 350 m 3500 m
answered
Jul 12, 2023
Mathematics
middle-school
4
votes
57.3k
views
Graph and find the equation of the line going through points (1,5) and (-5,2). Then state your x- and y-intercepts, if any
answered
Mar 31, 2023
Mathematics
college
6
votes
171k
views
Question 5 of 17 What is one of the most important aspects that newspapers must take into account when printing an article? OA. From whose point of view the article should be written B. How much the newspaper
answered
Feb 17, 2023
English
high-school
6
votes
113k
views
Six friends had lunch together and decided to split the bill evenly if the bill was $48.60 what was each person‘s share
answered
Feb 12, 2023
Business
college
9
votes
144k
views
I really need help on this , if anyone can help please do so.
answered
Nov 6, 2022
Social Studies
high-school
0
votes
67.5k
views
0/1 A population of mosquitos p is modeled by the equation p = 1000(2)w where w is the number of weeks after the population was first measured. What is the constant ratio of the function?
answered
Oct 15, 2022
Mathematics
high-school
4
votes
106k
views
Give reasons for the following, a. Pascal is a derived unit. b. Mass is a fundamental quantity, c. Unit of power is a derived unit, d. Unit of length is a fundamental unit.
answered
Aug 18, 2022
Physics
high-school
5
votes
215k
views
what is the central idea of sojourner truths speech? PLEASE HELP!! IS WHAT I HAVE SELECTED CORRECT? OR NO?
answered
Aug 16, 2022
History
high-school
6
votes
105k
views
The two sets of chromosomes are identical and have exactly the same ______ information
answered
Aug 1, 2022
Biology
college
5
votes
119k
views
Which of these is not a trait of cnidarians? spicules a mouth stinging cells nervous system
answered
May 20, 2022
Mathematics
high-school
11
votes
91.5k
views
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