Can someone plz hel A car of mass 500Kg is travelling at a speed of 4m/s. This car collides and sticks with a car of mass 500kg which is stopped in a tragic light what is the final speed of the two cars after the collision.
A:2
B:1.5
C:3.0
D:1.0

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?

An ideal gas is held in a container at constant volume. initially, its temperature is 5 degrees c and its pressure is 1.2 atm. what is its pressure when its temperature is 43 degrees c? answer in units of atm

The second largest public utility in the nation is the sole provider of electricity in 32 counties of southern florida. to meet the monthly demand for electricity in these counties, which is given by the inverse demand function p = 1,200 – 4q, the utility company has set up two electric generating facilities: q1 kilowatts are produced at facility 1, and q2 kilowatts are produced at facility 2 (so q = q1 + q2). the costs of producing electricity at each facility are given by c1(q1) = 8,000 + 6q12 and c2(q2) = 6,000 + 3q22, respectively. determine the profit-maximizing amounts of electricity to produce at the two facilities, the optimal price, and the utility company’s profit