An endothermic reaction will start when the required ΔH energy is received from the environment or solution. True or False.

What is the speed of a 0.145kg baseball if its kinetic energy is 109J?

Technology is the application of science to make products that are useful to people. True or False

The highest speed achieved by a standard non racing sports car is 350km/h. Assuming that the car accelerates at 4.00m/s2, how long would this car take it's maximum speed of its initially at rest. What distance would the car travel during this time

What effect would decreasing the distance between objects have on their gravitational attraction to each other?

Which explanation most accurately describes convection within the ocean

What is a sedimentary rock consisting of material that was precipitated from water

The path of a beam of light from the sun to your eye when you are wearing sunglasses

The element that is most abundant in earth is

What is true about coal as an energy source

A car is moving with a speed of 22 m/s. The driver then brakes, and the car comes to a halt after 6.5 s. What is the distance covered by the car after the driver brakes, until it comes to a stop? A) 36 m B) 72 m C) 140 m D) 210 m