What force is need to give 4.5-kg bowling ball an acceleration of 9 m/s2?

a. 0.5 N

b. 40.5 N

c. 2 N

d. 36.5 N

An object that has kinetic energy must be ... A) at rest. B) stopped. C) in motion. D) at an elevated position.

Diagnostic ultrasound of frequency 3.45 MHz is used to examine tumors in soft tissue. (a) What is the wavelength in air of such a sound wave? (b) If the speed of sound in tissue is 1500 m/s, what is the wavelength of this wave in tissue?

You stand on your skateboard and exert a 50-N push on the wall next to you. If your mass is 60 kg you'll momentarily accelerate from the wall at about You stand on your skateboard and exert a 50-N push on the wall next to you.

Water is a compound. O A. True B. False

How much work is done by a 460 N force acting over a distance of 20.0m?

Ideal meters problem. What internal resistance is ideal for a voltmeter? What internal resistance is ideal for an ammeter?

numerical question : what is the required heat to raise the temperature of 2 kg parrafin by 10 Celsius if 44000 joules is required to raise it by 200 celsius

Psychologists avoid studying emotions because they have little impact on behavior T F

Sheila lives in the seashore community of Beachview. At 6:00 a. m. one morning, she noticed that the local ocean water was at high tide. At approximately noon that same day, she noticed the water was at low tide.

How many pounds are in 427.06 g? 1 gram = 2.20 * 10-3 lb A. 194,118 lb B. 194.12 lb C. 939 lb D. 0.939 lb