Mechanical work is done an object when a force displaces the object in the direction of the force or a component of the force.

True or false?

How can you tell the difference between chemical sedimentary rocks and intrusive igneous rocks?

Water in the form of a gas is called water vapor and it is a result of the process of water evaporation?

How many black holes are there in the Andromeda galaxy?

What are constellations? 1. Apparent groupings of stars and planets visible on a given evening 2. Groups of galaxies gravitationally bound and close together in the sky 3.

I need the solution! Thx so much Download docx

What units are given to the right of the equals sign

Vector has a magnitude of 5.2 units and is directed east. vector has a magnitude of 4.3 units and is directed 35° west of north. by constructing vector diagrams, find the magnitudes and directions of (a) and (b) 4. (a)

Which of the following has the greatest momentum? A - Truck with a mass of 2250 kg moving at a velocity of 25m/s B - car with a mass of 121010 kg moving at a velocity of 51 m/s C - truck with a mass of six 6120 kg moving at a velocity of 10 m/s

How is a magnetic field generated?

When a bat uses echolocation to determine the distance to an insect, it sends out a sound wave and waits to see how long the sound takes to echo back. Suppose now that a bat hears its echo 0.06 LaTeX: ss after it emitted the sound.