What investigations are best for demonstrating cause and effect relationship

Determine the mechanical energy of this object: a 2-kg pendulum has a speed of 1 m/s at a height of 1/2 meter. A: 1 J B: 10.8 J C: 2 J D: 9.8 J

A car traveling 85 km/h slows down at a constant 0.53 m/s^2 just by "letting up on the gas." Calculate the distance it travels during the first second. Calculate the distance it travels during the fifth second.

The root word bio means life if you know that biotic means having life what can you guess is one of the meanings of the prefix a

Which physical property causes you to learn to one side when the bus you are traveling in takes a sharp turn?

Static charges develop on a substance as it aquires or loses protons due to friction

What is the speed of a car going v=1.000mphv=1.000mph in SI units? Notice that you will need to change from miles to meters and from hours to seconds. You can do each conversion separately.

What made it possible to construct skyscrapers in the 1800s

A 4.0-kilogram object is accelerated at 3.0 meters per second2 north by an unbalanced force. The same unbalanced force acting on a 2.0-kilogram object will accelerate this object toward the north at (1) 12 m/s2 (3) 3.0 m/s2 (2) 6.0 m/s2 (4) 1.5 m/s2

Religion, astrology, and handwriting analysis are all believed in and used by many people. How are they different from psychology?

A ball is thrown straight down a at 10.0 m/s from a 32.4 m-high building. How long does it take to reach the ground? What is the speed the moment before it hits the ground?