A child on the high dive has a mass of 40 kilograms. If the high dive is 10 meters in the air, what is the potential energy? options-
1. 400 joules
2. 3920 joules
3. 4 joules

Who was the first scientist to measure speed as distance over time?

What is the percent yield of titanium (iv0 oxide, if 10.2 are formed when 25.7g of titanium (iv0 chloride react?

*30 points + brainliest answer* gravity is pulling an object into the sun. the closer the object gets to the sun, the greater the gravitational force that acts on the object, increasing its acceleration. a line graph plotting the speed of the object against time would have which shape? a: straight line of positive slope b: curved line that slopes upward c: curved line that slopes downward d: straight line of negative slope