What is the “lag of seasons”? a) the time it takes for one season to end and a new one to begin b) the delay in the time it takes for people to feel like a new season has begun c) the delay in time between the longest and shortest days of the year and when it feels hottest or coolest outside

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?