A chemical reaction occurs. Which of the following would indicate that energy is transformed during the reaction?

What's a Scientific law

What is a bright streak of light that results when a meteoroid burns up in earth's atmosphere?

Is the mass per unit volume of a material. a) volume b) size c) weight d) density

What is the minimum amount of energy required for an 80- kgclimber carrying a 20 - kg pack to climb Mt. Everest, 8850 mhigh?

7. A bicycle accelerates at 2.0 m/s2. If the mass of the bicycle and rider together is 85 kg, what is the net force acting on the bicycle?

Which electromagnetic waves have a higher frequency than visible light

Calculate the speed for a car that went a distance of 125 miles in 2 hours time

A small 25 kilogram canoe is floating downriver at a speed of 4 m/s. What is the canoe's kinetic energy?

A car traveling on a flat (unbanked), circular track accelerates uniformly from rest with a tangential acceleration of 1.85 m/s2. The car makes it one quarter of the way around the circle before it skids off the track.

A train travels 120 km in 2 hours and 30 minutes what is the average speed