Asmall airplane takes on 302 l of fuel. if the density of the fuel is 0.821 g/ml, what mass of fuel has the airplane taken on?

Three point charges, two positive and one negative, each having a magnitude of 20 μc are placed at the vertices of an equilateral triangle (30 cm on a side). what is the magnitude of the electrostatic force on the negative charge

In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant

When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.