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1. If the sum of two vectors is zero, what can you say about their components?
Their components are all zero. Their components are all non-zero. Their components are equal to each other. Their components are un-equal to each other. Their components are negatives of each other.
2. Consider a sealed jar containing 9 bumblebees. When the bees begin to fly, the weight of the jar...
increases by the weight of 18 bees. increases by the weight of 9 bees. stays the same. decreases by the weight of 9 bees. decreases by the weight of 18 bees.
3. You are in the backseat of a car holding a string attached to a helium balloon which is also in the car. The windows of the car are rolled up. As the driver accelerates the car, causing you to be pressed back into the seat, the balloon...
sinks to the floor. is pushed backwards along with you. continues to pull straight up. is pushed toward the front windshield. pops.
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