In an experiment, a student observes an object as it travels in one direction along a straight path. Which TWO of the following measurements does the student need to calculate the average speed of the object?
The student needs the distance traveled and the elapsed time to calculate the average speed of the object.
To calculate average speed, the formula used is speed = distance / time. Therefore, both the total distance traveled by the object and the total elapsed time during the travel are essential measurements.
The mass of the object does not influence its speed calculation directly. Speed is concerned with how far an object travels over a specific time period, independent of how much the object weighs. Thus, mass is irrelevant to determining average speed.
The distance traveled is a crucial measurement for calculating average speed, as it is the numerator in the speed formula. Without knowing how far the object has traveled, one cannot determine the average speed regardless of the time elapsed.
Elapsed time is also essential for calculating average speed, as it serves as the denominator in the speed formula. The time during which the object is in motion allows for the calculation of how fast the object is moving over the given distance.
The environmental temperature does not affect the calculation of average speed directly. While temperature can influence the object's performance or the medium through which it travels, it is not a necessary measurement for determining the average speed itself.
To compute the average speed of an object in motion, it is essential to know both the distance traveled and the elapsed time. These two measurements allow one to apply the speed formula accurately. Other factors, such as the object's mass or environmental temperature, do not contribute to this specific calculation.
Related Questions
View allWhich of the following is a true statement about liquid water?
Which THREE of the following are true statements about the water cycle...
All physical objects are attracted to one another by which of the foll...
When onion cells are placed in a 5% table salt solution, the plasma me...
Which of the following is a pure substance?
Related Quizzes
View allPraxis 5001 Test with Answers
Praxis 5002 Study Guide
5002 Praxis Practice Test
Reading & Language Arts Praxis 5002
Praxis 5002 Reading and Language Arts Exam
Praxis 5003 Exam with Outline
5003 Praxis Math Answers
Praxis 5003 Study Guide
Praxis Social Studies 5004
Praxis 5004 Social Studies
- ✓ 500+ Practice Questions
- ✓ Detailed Explanations
- ✓ Progress Analytics
- ✓ Exam Simulations