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In the topology online course by TU Delft, the time-reversal operator acting on a system of spin-1/2 particles is introduced as τ=iσ_yK. I understand this acts on the matrix H in H=c Hc, and σ_y acts on
asked
Nov 20, 2024
Physics
high-school
1
answer
71.6k
views
The common assumption that if a man and a woman kiss on a first date the man will initiate the kiss is an example of _____. A. sexual orientation B. a social script C hooking up D. love
answered
Nov 18, 2024
Social Studies
high-school
1
answer
125k
views
In the tertiary structure of tRNA, where is the anticodon region relative to the attachment site for the amino acid? Are they adjacent to each other?
asked
Nov 7, 2024
Biology
high-school
1
answer
111k
views
What were the growing dangers of feudalism and knighthood?
asked
Oct 22, 2024
History
college
1
answer
170k
views
What does it mean when a revenue or expense must be accrued? a) Recorded when cash is received or paid b) Recorded when incurred, regardless of cash exchange c) Recorded only at the end of the fiscal year
answered
Oct 12, 2024
Business
high-school
1
answer
182k
views
Who first suggested the existence of gravitational waves?
asked
Oct 10, 2024
Physics
high-school
1
answer
224k
views
Most systems developers believe that data modeling is the least important part of the systems development process. a.True b.False
asked
Jun 28, 2024
Computers and Technology
high-school
1
answer
33.9k
views
After closely reading Edgar Allen Poe's The Raven and Annabel Lee. Construct a 3-point Essay arguing what is learned about love and loss in both poems.
asked
Jun 22, 2024
English
high-school
1
answer
26.5k
views
A 6th grade class did a weekend fitness challenge. Each student set a goal of 75 minutes of fitness. Kasa exercised for 96 minutes. What percent of the goal did she achieve?
asked
Apr 5, 2024
Mathematics
high-school
1
answer
31.0k
views
Within how many feet of a crosswalk may you park, when parking near a corner? (Chpt 7)
answered
Feb 22, 2024
Social Studies
high-school
1
answer
53.6k
views
Yo Tú Write all the persons of the verb hablar: Hable con los alumnos. Hablas Usted Ella Habla 2. ¿Qué lengua 3. Margarita - ن .5 4. Nosotros 7. ¿Tú 8. Ella Write the indicated form of the verb in parentheses:
asked
Feb 20, 2024
Spanish
high-school
1
answer
155k
views
Do the taquitos come with sour cream and guacamole?
answered
Jan 15, 2024
Medicine
college
1
answer
172k
views
Which of the following is an issue with replanting forests? Monocultures Drip Irrigation Habitat Loss None of the above
asked
Dec 10, 2023
Geography
high-school
1
answer
215k
views
Mis hermanos me ___ una Fiesta Para celebrar mi cumpleaños.
answered
Nov 28, 2023
Spanish
college
2
answers
45.7k
views
Given y = x^2 - 4, what is the value of y when x = -5?
asked
Aug 22, 2023
Mathematics
high-school
2
answers
40.7k
views
Answer the following questions10. How much interest will be earned in 3 years from $730placed in a savings account at 6.5% simple interest?
asked
Aug 12, 2023
Mathematics
college
1
answer
42.3k
views
Help me with math please
asked
Jul 11, 2023
Mathematics
high-school
1
answer
63.0k
views
Why did american religious beliefs shift away from protestantism in the late 1800s?.
answered
Jul 8, 2023
History
high-school
1
answer
107k
views
Answer plss thank you
answered
Jun 30, 2023
English
college
1
answer
208k
views
30. Stalactites and stalagmites are formed from A. basalt B. rhyolite C. obsidian D. calcite
answered
May 11, 2023
Biology
college
1
answer
92.0k
views
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