1 : Give an example of motion in which acceleration of an object is against direction of motion 2 : Define uniform acceleration . What is the acceleration of body moving with uniform velocity ?
3 : How long will it take for a body accelerating by 2 m/s^2 to gain a velocity of 10 m/s starting from rest

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4. who was the first one to measure the speed of light and conclude that it is finite? 5. who was the first philosopher who thought the speed of light is finite? 13. what is the speed of light numerically? 14. give an example of something moving faster than light 15. give an example for some particles or waves that

World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s

If two students are running down the hall toward each other, trying to get to class, and they have the same mass and acceleration, what will happen when they collide? will their forces cancel out or will each one experience a reaction?