Aprojectile follows a straight-line path instead of a parabolic trajectory. which could be the launch angle? would it be 90 or 45 or 3o? ?

The consumption of fossil fuels could be

The magnitude of the amount of energy released by burning a fuel source, measured in energy per unit mass, is called its fuel value. note that the fuel value is the negative of the isobaric specific heat of combustion for the fuel. if all the energy obtained from burning 1.23 pounds of butane with a fuel value of 10.85 kcal/g is used to heat 128.0 kg of water at an initial temperature of 18.3 °c, what is the final temperature? note that 1 lb = 453.6 g.

What part of the ear is names after tools, such as the hammer and the anvil?