Which example describes a scientist using a model to represent a system or structure in our universe? O Colored foam balls are used to show where the planets are located in our Solar System
A microscope is used to magnify the parts of a plant cell
A test tube is used to mix two chemicals together
A stopwatch is used to time a falling object before it hits the ground

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