Compare and contrast speed, velocity, and acceleration

There are two iron rods, labeled A and B. When you touch A to a paperclip and lift up, the paperclip sticks to A. When you touch B to a paperclip and lift up, the paperclip does not move.

Why do heavier sediments get deposited before smaller sediments?

Does red light or blue light have a longer wavelength? how do you know?

A car traveling at 25m/sec, stops in 0.103 km. what is the deceleration provided by the brakes?

Determine the kinetic energy of a 1000kg roller coaster car that is moving with a speed of 20.0m/s

One liter of water at 56◦C is used to make iced tea. How much ice at 0 ◦C must be added to lower the temperature of the tea to 20 ◦C? The specific heat of water is 1 cal/g · ◦ C and latent heat of ice is 79.7 cal/g. Answer in units of g.

What. Is the acceleration of a racing car if it's speed is decreased uniformly from 66 m/sec to 44 m/sec over an 11 sec period

Write extensively on expansion of liquid and water. I will mark brainliest answer

A 100 kg train traveling at 20 m/s crashes into a stationary 400 kg car. After the collision the car and the train are stuck together. What is their velocity.

How your weight would change with time if you were on a space ship traveling away from, earth toward the moon