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Lectures are crystal clear, and if you're not super clear on a concept, he's more than willing to answer questions.","source_url":"https://www.ratemyprofessors.com/professor/399245","quality_rating":5,"difficulty_rating":4},{"observed_at":"2026-09-07 16:38:06.907981+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTI0NDI0OTMw","source_instructor_id":"rmp:399245","instructor_name":"Grant Petty","course_label":"AOS330","course_id":null,"course_uid":null,"review_date":"2015-03-02 16:09:36 +0000 UTC","comment":"Lecture is interesting but his tests are unfair. Try to take it with Ackerman if you have the option.","source_url":"https://www.ratemyprofessors.com/professor/399245","quality_rating":4,"difficulty_rating":5},{"observed_at":"2026-09-07 16:38:06.907981+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTIzNzQxNDY2","source_instructor_id":"rmp:399245","instructor_name":"Grant Petty","course_label":"330","course_id":null,"course_uid":null,"review_date":"2014-11-04 16:01:01 +0000 UTC","comment":"He teaches straight from the book which means you can get away with skipping a class if needed. He is very clear in how he teaches topics. The exams seem like they would be very easy, but somehow are very difficult so a lot of studying is necessary.","source_url":"https://www.ratemyprofessors.com/professor/399245","quality_rating":5,"difficulty_rating":4},{"observed_at":"2026-09-07 16:38:06.907981+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTE4MDM0MTY5","source_instructor_id":"rmp:399245","instructor_name":"Grant Petty","course_label":"AOS330","course_id":null,"course_uid":null,"review_date":"2010-12-23 19:13:00 +0000 UTC","comment":"Prof Petty is an amazing professor. Smart, gets his points across, teaches straight from the book so it's ok if you miss a day, attractive... funny, too! His exams and grading were very fair.","source_url":"https://www.ratemyprofessors.com/professor/399245","quality_rating":5,"difficulty_rating":2},{"observed_at":"2026-09-07 16:38:06.907981+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTE0Nzk5NDE4","source_instructor_id":"rmp:399245","instructor_name":"Grant Petty","course_label":"AOS100","course_id":null,"course_uid":null,"review_date":"2008-09-05 01:19:58 +0000 UTC","comment":"SUNDOGS! The best teacher for taking Weather/Climate. Heard the other one tried to act too hard.","source_url":"https://www.ratemyprofessors.com/professor/399245","quality_rating":5,"difficulty_rating":1}],"total":41,"page":1,"courses":[{"course_uid":"course_abab02ccab293c82043d76e2","course_id":"ATMOCN 100"}],"matched":true},"socialImage":false}}