Which of the following quantities is a velocity?

A. 25 m/s

B. 3 g/L in weight

C. 15 m/s2

D. 10 km/hr eastward

A ball of putty is dropped from a height of 2 m onto a hard floor, where it sticks. Part A What object or objects need to be included within the system if the system is to be isolated during this process?

What is the velocity of a wave that has a frequency of 25 Hz and a wavelength of 7.79 m?

Roberto makes a graphic organizer to compare fusion nuclear reactions and fission nuclear reactions. A venn diagram with 2 intersecting circles The circle on the left is labeled fusion. The circle on the right is labeled fission.

Small paragraph explaining how how potential and kinetic energy are related

A current in a wire increases from 2 A to 6 A. How will the magnetic field 0.01 m from the wire change? It increases to four times its original value. It increases to three times its original value. It decreases to one-fourth its original value.

A car is traveling at vx = 20 m/s. The driver applies the brakes and the car decelerates at ax = - 4.0 m/s2. What is the stopping distance? A car is traveling at = 20. The driver applies the brakes and the car decelerates at = - 4.0.

Most earthquakes occur along or near the edges of the earth's

What can we say about the rock as it falls to Earth? A) It accelerates as it falls. B) It falls at a constant rate of speed. C) It is at a constant velocity as it falls. D) It accelerates until it reaches a peak velocity, then decelerates.

What is true about the nodes and antinodes of a standing wave?

A large truck loaded with scrap Stella weights 14 metric tons and is traveling north on the interstate heading for Chicago. It has been averaging 48km/h for the journey and has traveled over the 1450 km so far. It has just stopped to refuel.