A car going 50 miles/hr accelerates to pass a truck. 5 seconds later the car is going 80 miles/hr. What is the acceleration of the car?

You can filter the particles out of a suspensions. b colloids. c solutions. d all of the above

A parachutist's speed during a free fall reaches 165 feet per second. What is this speed in meters per second? At this speed, how many meters will the parachutist fall during 15 seconds of free fall?

The age of our solar system is а bout: A. one-third of the age of the universe. B. three-fourths of the age of the universe. C. two billion years less than the age of the universe.

How can you prevent static sparks while filling your boat's fuel tank?

Andre is studying snails and how fast they travel. He observes three groups of snails containing four snails each. Here are the recorded observations from Andre's notebook: Group A Snails averaged a speed of 4.7cm/min in a petri dish.

What is 18 degrees celsius in fahrenheit?

A small object moves along the x-axis with acceleration ax (t) = - (0.0320m/s3) (15.0s-t). At t = 0 the object is at x = - 14.0 m and has velocity v0x = 8.90 m/s. What is the x-coordinate of the object when t = 10.0 s?

Nitrogen and Hydrogen react to form ammonia (NH3). The reaction looks like this: Ammonia What is the ratio of nitrogen atoms to hydrogen atoms in ammonia? 1 to 2 1 to 3 2 to 1 3 to 1

Place the following types of electromagnetic radiation in order of increasing wavelength. ultraviolet light gamma rays radio waves Place the following types of electromagnetic radiation in order of increasing wavelength.

8. How does inertia act on an object that is moving in a circle? A. It causes the object to speed up as it moves. B. It causes the object to move along a straight path. C. It directs the object toward the center of the curve.