The tesla is an SI‐derived unit for the strength of a magnetic field. A scientist measures a magnetic field of strength 12.4 microteslas. Express this value in the base unit of teslas, writing your answer in standard notation

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?