Force and MotionVersion en ligne Students will watch a Youtube video on force and motion and then test their knowledge on what they learned throughout the video. par Daniel, Brittany F 1 How would the absence of friction affect a marble traveling on a long, straight path? Select one or more answers a the marble's speed will descrease b the marble's speed will increase c the marble would stop immediately d the marble would remain at constant speed 2 A cyclist traveling at 25 km/hr turns sharply to the left while continuing to move 25 km/hr. This means the forces involved are _____. Select one or more answers a balanced, because the cyclist's speed did not change b balanced, because he was still not moving forward c unbalanced, because it's the same bicycle d unbalanced, because his direction changed 3 A change to an objects motion is caused by Select one or more answers a balanced forces b unbalanced forces c acceleration d velocity 4 Describe the motion of a person not wearing a seatbelt if the car suddenly stops. Written answer 5 Using Newton's laws explain why heavier objects require more force than lighter objects to move or accelerate them? Written answer 6 How can Newton's laws be used to explain how rockets are launched into space? Written answer
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