True or false, if acceleration is negative speed is decreasing

How much does it cost to install led lights in car?

A push on a textbook with 10 N moves it to a distance of 2 cm. How much force is need to move it to 4 cm?

An electron with a charge of - 1.6 * 10-19 coulombs experiences a field of 1.4 * 105 newtons/coulomb. What is the magnitude of the electric force on this electron due to this field? 1.6 * 10-3 newtons 1.4 * 1024 newtons 2.2 * 10-14 newtons 7.

Explain why gases are good insulators?

A wheel spins at 2.3 m/s. What would be the Connecticut energy, if the mass of the wheels were 7.2 kg?

the acceleration of a body in free fall depends on the place or the world in which it is, true or false?

A square loop of wire consisting of a single turn is perpendicular to a uniform magnetic field. the square loop is then re-formed into a circular loop, which also consists of a single turn and is also perpendicular to the same magnetic field.

A thin cylindrical shell and a solid cylinder have the same mass and radius. The two are released side by side and roll down, without slipping, from the top of an inclined plane that is 1.8 m above the ground.

The water in a lake is at 5 °C. A diver measures the pressure of the water at two different depths in the lake. He repeats the measurements on a different day when the water is at 15°C.

A hot spot is an area where material from deep within the mantle rises and melts through the crust above it. True or False