California State University,
Northridge
ASTR 154 Elementary Astronomy
ASTR 154 Exam
Course Title and Number: ASTR 154 Elementary
Astronomy
Exam Title: ASTR 152 Midterm and Final
Exam Date: Midterm and Final Exam 2024- 2025
Instructor: [Insert Instructor’s Name]
Student Name: [Insert Student’s Name]
Student ID: [Insert Student ID]
Midterm and Final Examination
Instructions: 180 minutes
1. Read each question carefully.
2. Answer all questions.
3. Use the provided answer sheet to mark your responses.
4. Ensure all answers are final before submitting the exam.
5. Please answer each question below and click Submit when you
have completed the Exam.
6. This test has a time limit, The test will save and submit
automatically when the time expires
7. This is Exam which will assess your knowledge on the course
Learning Resources.
Instructions: Answer all questions by selecting the
best option. Each question carries 1 point.
1. The Sun rotates on its axis __________.
A) At a uniform speed
B) Differentially
C) Faster at the poles
D) Slower at the equator
Answer: B) Differentially
2. The state of matter that the Sun primarily
exists in is __________.
A) Solid
B) Liquid
C) Gas
D) Plasma
Answer: C) Gas
3. How long does it take light from the Sun to
reach Earth?
A) 2 minutes
B) 8 minutes
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