A car drives around a curve with a radius of 42 m at a velocity of 24 m/s. What is the centripetal acceleration of the car?

0.6

3

7.8

14

What is spectroscopy? a) the use of ccds to capture light more ef? ciently than with photographic? lm b) an analysis of the way in which atoms absorb and emit light c) a study of the geometry of rainbows d) a method to freeze atmospheric turbulence

Twin brothers, Andy and Brian, can mow their grandparents lawn together in 1212 minutes. Brian would mow the lawn by himself in 1010 minutes more than it would take Andy. How long would it take each person to mow the lawn alone?

Four objects are situated along the y axis as follows: a 2.09-kg object is at + 2.97 m, a 2.93-kg object is at + 2.53 m, a 2.57-kg object is at the origin, and a 3.92-kg object is at - 0.496 m. Where is the center of mass of these objects?

How Is budding different from fertilization

Genes can be turned on or turned off not all genes are active at one time true or false

A 30-g bullet is fired with a horizontal velocity of 450 m/s and becomes embedded in block B, which has a mass of 3 kg. After the impact, block B slides on 30-kg carrier C until it impacts the end of the carrier.

11) Shifting with ease from one type of problem-solving strategy to another is called a) flexibility b) versatility c) originality d) openmindedness

A truck undergoes a constant acceleration of 2.0 meters/second2 on a highway that slopes upward at an angle of 30.0° to the horizontal. What is the magnitude of the horizontal component of the acceleration?

Why is there so much more carbon dioxide in the atmosphere of Venus than in that of Earth? Why so much more carbon dioxide than on Mars?

People have proposed driving motors with the earth's magnetic field. This is possible in principle, but the small field means that unrealistically large currents are needed to produce noticeable torques.