(20 points) which explains what a velocity/time graph would look like with no acceleration? a. curved line on a upward slope straight
b. line on a downward slope
c. straight line with no slope
d. curved line on a downward slope

Drag each item into the proper state of matter category.

Explain earth's motion, using the terms "precession" and "rotation" in your answer.

As part of your daily workout, you lie on your back and push with your feet against a platform attached to two stiff springs arranged side by side so that they are parallel to each other. when you push the platform, you compress the springs. you do an amount of work of 79.0 j when you compress the springs a distance of 0.230 m from their uncompressed length. (a) what magnitude of force must you apply to hold the platform in this position? (b)how much additional work must you do to move the platform a distance 0.230 m farther? (c) what maximum force must you apply to move the platform a distance 0.230 m farther?