In a vacuum if a 0.045 kg golf ball is accelerated upward at 2.5 m/s2 by a hair dryer how much force is required to accelerate the ball?

What is the effect on the graph of the function f(x) = x2 when f(x) is changed to f(x) − 4?

Reading tests are compared for two students. sara got 98, 100, 65, 78, 98, 46, 100, 100, 45, and 50 on her reading test. lee got 97, 67, 89, 99, 100, 45, 79, 89, 58, and 67 on his reading test.

The half-life of a certain material is 0.004 second. approximately how much of a 20-gram sample will be left after 0.016 second? a. 5 grams b. 16 grams c. 0.32 gram d. 1.25 grams