A centrifuge was used to separate into it's components. What conclusions out the sample can be formed based on the technique used?

A. In your own words, define what a transverse wave is. b. Give an example of a wave that, from your own experience, you know is a transverse wave. What observations or evidence tells you this is a transverse wave?

Heavier boats must displace more water than lighter boats to stay afloat.

What two things do i need to know to find velocity

All of the following objects are moving at the same speed. which one bas the greatest kinetic energy? (remember kinetic energy depends on mass and speed) a. car b. semi tractor-trailer truck c. motorcycle d. bicycle

g During a 12 hour period, a tree lifts 50 kg of water a distance of 5 m from its roots to its leaves. FindA) the amount of work done by the tree andB) the amount of power required for this process.

Two masses are separated by 1 m. suppose the masses are moved so they are 2 m apart how will the gravitational force change

Bob rubs a piece of fur on a hand rubber rod, giving the rod a negative charge. what happens?

The period of a simple pendulum is 3.8 s. the length of the pendulum is doubled. what is the period t of the longer pendulum? t = s

True or false - sound waves can travel across outer space.

In which one of the following locations can a person hear the echo of a sound? a. At least 33.2 meters behind the reflecting surface b. Less than 16.6 meters in front of the reflecting surface c. Less than 33.2 meters behind the reflecting surface d.