What causes an object to move, change direction or change speed?

a balanced force

an unbalanced force

any force exerted on it

do you think we can drill into Earth's crust and use magma's heat energy to solve our electrical generation needs?

Find the angle (above the horizontal) at which a projectile achieves its maximum range, if y=y0.

What procedure was part of Rutherford's famous scattering experiment? a. Bombarding a thin metal foil with electrons. b. Bombarding a thin gold foil with alpha particles. c. Bombarding a thin gold foil with X-rays. d.

You are given an orange liquid. what methos would you use to observe and describe the physcial properties of the liquid without changing it?

While painting the top of an antenna 275 m in height, a worker accidentally lets a 1.00 L water bottle fall from his lunchbox. The bottle lands in some bushes at ground level and does not break.

What is a sedimentary rock consisting of material that was precipitated from water

The path of a beam of light from the sun to your eye when you are wearing sunglasses

The element that is most abundant in earth is

What is true about coal as an energy source

A car is moving with a speed of 22 m/s. The driver then brakes, and the car comes to a halt after 6.5 s. What is the distance covered by the car after the driver brakes, until it comes to a stop? A) 36 m B) 72 m C) 140 m D) 210 m