Astone is thrown straight up. when it reaches it’s highest point, a) both its velocity and acceleration are zero b) its velocity is zero and acceleration is not zero c) its velocity is not zero and its acceleration is zero d) neither its velocity nor acceleration is zero

For which pair of objects would adding the same a

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

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