Which are dangerous places to put a flammable substance? Check all that apply. 1. near a flame
2. on a scale
3. near a ruler
4. in a sink
5. near a hot plate

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.