A motorist traveling with a constant 15m/s passes a school crossing conner where the speed limit is 10m/s, just as a motorist passes RTSA officer of a motor cycle stoped at a conner, start off in pursuit with constant acceleration of 3m/s^2. (a) how much time elapses before the officer catches up the motorist?
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Occurs when an energy source transfers heat directly to another subject space; an example would be an object becoming warm by sitting in the sunshine

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?

Give me a example of a decomposer. explain what would happen if decomposers were absent from a forest ecosystem