Acar speedometer has a 4% uncertainty. what is the range of possible speeds (in km/h) when it reads 110 km/h?

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

Charge is distributed along the entire x-axis with uniform density λ. how much work does the electric field of this charge distribution do on an electron that moves along the y-axis from y = a to y = b? (use the following as necessary: a, b, ε0, λ, and q for the charge on an electron.)