Questions tagged 'Physics'
312 questions
An impala is an african antelope capable of a remarkable vertical leap
An impala is an African antelope known for its remarkable vertical leap. In one recorded instance, a 45 kg impala crouched deeply, pushed straight up for 0.21 seconds, and reached a height of 2.5 mete...
An object of mass 2.5kg is moving in the negative x direction at a velocity of 2.0m/s.?
An object with a mass of 2.5 kg is moving in the negative x-direction at a velocity of 2.0 m/s. It is then subjected to a force of 4 N for a duration of 3 seconds. What is the final velocity of the ob...
CAN YOU PLEASE HELP?! how light interacts with matter?
Could you please help me with a question about how light interacts with matter? Below are various physical situations that describe these interactions. I would appreciate it if you could match each si...
The kinetic energy of a 23.2-g object moving at a speed of 81.9 km.hr is ____ kcal.?
What is the kinetic energy, in kilocalories, of an object weighing 23.2 grams that is moving at a speed of 81.9 kilometers per hour?
Bullet through block problem?
A bullet with a mass of 6.00 g is fired through a 1.25 kg block of wood resting on a frictionless surface. The initial speed of the bullet is 896 m/s, and its speed after exiting the block is 435 m/s....
Nov 10, 2024
Heating most solids sufficiently ________________ turning the solid into a liquid.?
Heating most solids sufficiently ___ will cause the solid to transition into a liquid. A. Makes the molecules larger B. Gives the molecules more potential energy C. Provides the molecules with enough...
Nov 10, 2024
AP Physics: Rotation Dynamics?
Two masses, m1 and m2, are connected by light cables to the perimeters of two cylinders with radii r1 and r2, respectively. The cylinders are rigidly connected to each other and are free to rotate wit...
A gray kangaroo can bound across a flat stretch of ground with each jump carrying it 8.0m…?
A gray kangaroo can bound across a flat stretch of ground, covering a distance of 8.0 meters with each jump from the takeoff point. If the kangaroo leaves the ground at an angle of 19 degrees, what is...
Matter includes all of the following except?
Which of the following is not considered matter? a. Air b. Light c. Smoke d. Water vapor
pressure and physics question?
In a car lift, compressed air exerts a force on a piston with a radius of 5.00 cm. This pressure is transmitted to a second piston with a radius of 15.0 cm. a. What force must the compressed air exer...