A rock is dropped from a height of 80 m and is in free fall what is the velocity of as it reaches the ground 4.0 seconds later

After an explosion far away, a person working on a farm first senses vibrations in the ground, then hears the explosion. What accounts for the time between the vibrations and the noise? A) Wind slows down the noise in the air.

A small fish called a cleaner wrasse darts in and out of a larger fish's mouth, removing and eating parasites and dead tissue.

What is the weight, in pounds, of a 175 - kg object on jupiter?

Taste and smell would be considered

Which has more thermal energy: lake or a cup of hot chocolate?

What energy do electrons have when they are farther away from the nucleus?

200 525000 lololo Boat A is 10 km north of a port. Boat B is 5 km east of the same port. Boat A sails in a straight line towards boat B. Work out the bearing on which boat A sails.

Is Li greater than He on the periodic table?

White light falls on a yellow filter, if: (a) A green filter is placed behind a yellow filter, what is the colour of the light that will emerge from the green filter?

Calculate the energy equivalent in joules of the mass of a proton. [Show all work, including the equation and substitution with units.]