What happens to the density of a substance as its temperature increases?

Find the maximum speed with which a car can round a curve that has a radius of 80 m without slipping if the road is unbanked and the coefficient of friction between the road and the tires is 0.81. 20.8 m/s 25.2 m/s 44.3 m/s 30.6 m/s

Pascal's principle explains the viscosity of motor oil used in cars. True or False?

When convection currents flow in the mantle they also move the

Fast flowing water wears down the surface of a rock. This is an example of mechanical weathering chemical weathering erosion molecular weathering

A sound wave with amplitude xo is measured by an observer to have an intensity of I0 when the observer is standing 4.0 meters from the source.

If an atom has 34 protons and 40 neutrons, what is the mass number?

The atomic mass of an atom (in amu) is equal to Question 11 options: A. the total number of its protons, neutrons, and electrons B. the total number of electrons C. the total number of protons D. the total number of its protons and neutrons E.

12. Which of these describes the gravitational force from a planet?" O large and pulls objects toward itself small and pulls objects toward itself O small and pushes objects away from itself O large and pushes objects away from itself

In a laundromat, during the spin-dry cycle of a washer, the rotating tub goes from rest to its maximum angular speed of 4.7 rev/s in 8.3 s. You lift the lid of the washer and notice that the tub decelerates and comes to a stop in 17.5 s.

5. While a gas does 500J of work on its surroundings, 800J of heat is added to the gas. The mass of the gas is 300 grams, specific heat capacity is 1000 Joules/kg and the work is done keeping pressure constant.