AI Rate Professor

Physics

Graham Krahn

PHYS130 · PHY226 · PHY130 · PHY221 · PHYS221 · 10 lifetime ratings

AI rating
67/100
RMP rating
4.2/5
Take again
80%
Difficulty
3.5

The decision

if you want a knowledgeable and helpful physics professor, but expect serious effort and .

Best fit · Hardcore LearnerClear LecturesHelpful Office HoursHard HomeworkTest HeavyPhysics Is Difficult
  • Most students praise his knowledge, clarity, and willingness to help.
  • The course content and as hard, especially in PHY221.
  • Success , and keeping up with assignments.

Key questions

Four answers before you build your schedule.

Is this an easy A?

HardWork

42/100

An A is possible, but students say you must study hard, read , and use office hours.

because there are no online reviews.

Is the course easy?

Challenging

30/100

, and tests are repeatedly described as hard .

Only in-person reviews exist, and they consistently describe the course material as difficult.

Is attendance flexible?

Mandatory

18/100

Multiple tags and comments warn that skipping class or office-hour support makes passing unlikely.

and participation matter, with no online evidence.

Is this professor recommended?

WorthIt

80/100

Most students recommend him because and helps outside class, despite the heavy difficulty.

All .

Course guide

See how this professor fits your week.

Grading

Strict

35/100

Students mention , and grade drops from missed or low homework.

Format shift

.

Workload

Heavy

25/100

Students repeatedly mention lots of , and serious study demands.

Format shift

All workload evidence is in person and .

Teaching experience

Good

78/100

Most students , and helpful, though one review says his lectures are boring and unhelpful.

Format shift

but includes one strong negative teaching review.

Assessment method

FocusOnExams

78/100

Reviews repeatedly mention , and MasteringPhysics, with exam pressure standing out.

Format shift

Only in-person reviews describe assessments.

Luni fit check

Weigh these signals against your actual schedule.

Get help balancing workload, grading, and timing when no option is an obvious fit.

Course format

Compare the in-person and online experience.

Classroom format

In person

10 reviews

High confidence · Best fit for Hardcore Learner

and help, but they repeatedly warn that physics, homework, and tests are demanding.

Main concern

The workload and problem difficulty can overwhelm students who do not study consistently.

What students said

“Lots of homework and a difficult class”
PHY221
“His lectures are easy to follow and his examples really help.”
PHY130
“The problems are extremely hard”
PHY221

Remote format

Online

0 reviews

Low confidence

No stored summary is available for this format.

Main concern

No main concern is stored for this format.

Exam style

Know what to expect from exams and major assignments.

The class is test-heavy and challenging, but reviews do not .

Test HeavyFinal Had Prior Exam QuestionsExam Policy Not Clearly Proven

Assessment risk

Standard

45/100

Low score means less forgiving assessment conditions.

In person

and a final with prior exam questions, but do not clearly prove open-book rules, proctoring, or closed-book format.

Test HeavyFinal Had Prior Exam QuestionsExam Policy Not Clearly Proven
“TEST HEAVY”
PHYS130
“ !!”
PHY221

Online

Student evidence

See what students actually said.

Top student voice

“Amazing teacher ! The examples and lectures are pretty easy and you'll start to like PHYSICS until .”

Voice snapshots generated from 10 reviews, highlighting key themes in , and support. Credibility rating: High.

🎯 Teaching Quality

78/100

“His lectures are easy to follow and his examples really help.”

📚 Workload Pressure

25/100

“Lots of homework and a difficult class, going to office hours is important and really helpful.”

📈 Grade Effort

42/100

“Need to study hard . But .”

Theme 1

👨‍🏫 About Teaching Style

  • His lectures are easy to follow and his examples really help.
  • By far the .
  • .

Theme 2

📈 About Difficulty & Grades

  • Need to study hard .
  • The material is hard and .
  • The problems are extremely hard

Theme 3

🧭 About Support

  • and .
  • Always reminded us to come into his office hours with questions
  • he is a good professor and helps when needed.

Data context

See exactly what the AI read.

Analysis sample

10

Recent reviews read by the AI

10

Lifetime ratings

86/100

Evidence confidence

Ten reviews across multiple courses show consistent patterns about strong teaching and high difficulty.

Inside 10 stored ratings

Quality ratings

5 out of 57
4 out of 50
3 out of 52
2 out of 50
1 out of 51

Course coverage

PHY2215 reviews
PHYS1302 reviews
PHY1301 review
PHY2261 review
PHYS2211 review

Reported outcomes

No letter grade reported results lead the reported letter grades.

6 reported outcomes

A range

1

A- 1

B range

1

B- 1

C range

0

No reported values

D range

1

D 1

F

0

No reported values

No letter grade reported

3

Not sure yet 3