At time t= 3 s a small dog is observed to have a velocity of 20msLeft. At t= 8 s, the dog has a velocity of 5msLeft. What was the dog’s average acceleration? A. 1.875ms2Left B. 1.875ms2Right C. 3ms2Left D. 3ms2Right

An astronaut floating in space is trying to use her jetpack to get back to her space station, but she is being pulled away by a nearby planet, as shown in the image below. her jetpack provides a constant thrust of 310 n. if she angles her jetpack in such a way that it cancels out the vertical force due to the planet's gravity, what is her net horizontal force? thaud 487 o a. 54.8 n toward the space station o b. 212.9 n toward the space station o c. 185.2 n toward the space station o d 956 n toward the space station