Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
primary 5 | Science
One Answer Below
Anyone can contribute an answer, even non-tutors.
Help plz. Tia
Date Posted: 1 year ago
Views: 227
See 1 Answer
Without modifying the height of the ramp, by changing the surface of A to a smoother surface could reduce friction allowing the car to travel further.
360 Tutoring Program