A skydiver is traveling at a rate of 27 m/s toward the ground. A balloonist is traveling upward at a rate of 2 m/s . The balloonist drops a ball out of the balloon, and after one second, the ball falls at a rate of 10 m/s. Relative to each other, which objects are moving the fastest

Dry ice is solid carbon dioxide that is used in the transport of food and medicine. dry ice becomes a gas at –78.5°c without becoming a liquid first.

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In which situation is the acceleration of a car negative? question 5 options: a)the velocity of a car was 75 km/hr over 4 hours. b)the velocity of a car reduced from 50 km/hr over one minute. c)the velocity of a car increased from 40 km.h to 75 km/h over 15 minutes. d)the velocity of a car was 45 km/hr at 2: 00pm and at 4: 00pm its velocity was 85 km/ht.