A skydiver jumps out of a helicopter and falls freely for 14.4 s before opening the parachute. What is the skydivers speed (in m/s) when the parachute opens?

Physical properties are Question 2 options: A. those properties which include combustibility, flammability, and reactivity B. those properties which require a chemical reaction to be observed C. those properties that cannot be changed D.

How much force is needed to accelerate a 1000-kg car at a rate of 3 m/s squared

If a piece of space debris is too large to be a meteoroid and too small to be a planet, it could be A. a meteor B. an asteroid C. a meteoroid D. a star

The actual volume occupied by most gases at high pressures is larger than that predicted by the ideal gas law. This is because

Match the following vocabulary words with their definitions. 1. the decay of organic matter caused by microorganisms putrefaction 2. susceptible to decomposition by living organisms. refuse 3. waste biodegradable

Name of group to which hydrogen belongs to

Which would increase the reaction rate? Check all that apply. A. Raising the temperature B. Stirring the reaction C. Raising the activation energy D. Adding a catalyst

How much of the electrical energy transformed by a common light bulb becomes heat energy?

What is the current for a 1200W microwave connected to 110V outlet.

If a negatively charged particle enters a region of uniform magnetic field which is perpendicular to the particle's velocity, will the kinetic energy of the particle increase, decrease, or stay the same?