A 0.43-kg soccer ball rolls toward an immoveable goalpost at a velocity of 6.8 m/s. Assuming the collision between the soccer ball and goalpost is perfectly elastic, what is the velocity of the soccer ball after the collision?

Describe how the properties of water contribute to two of the following. Transpiration thermoregulation in endotherms plasma membrane structure

What are the similarities and differences between chemical and physical properties?

A net force if 55 N acts due west on an object. what added single force on the object produces equilibrium

If our planet was without its ocean but otherwise the same as it is today, would surface temperatures be more extreme than they are now (that is, higher high temperatures in summer and lower low temperatures in winter), of less extreme, or what?

Explain how emotions influence your overall health?

Your university radio stawon has a 5.0-kw radio transmixer that broadcasts uniformly in all direcwons; listeners within 15 km have reliable recepwon. you want to increase the power to double that range. what should be the new power?

A projectile is thrown upward so that its distance above the ground after t seconds is h (t) equals negative 16 t squared plus 704 t. a) Find the maximum height the object reaches. b) Find the time it takes the object to reach the ground.

Whats an example of projectile motion

The fact that the sun rises and sets at different times during the day depending on the time of year is an example of a data trend. True or False

What sample of matter is a single substance