Let the acceleration of a particle be given by a (t) = t-1. the initial velocity is v (0) = 10. find v (5). what is the displacement of the particle in between t=0 and t=5

What is the mass of a statue that has a gravitational potential energy of 598 J and is 32 m off the ground?

How many places are there for electrons in the innermost shell of an atom?

Explain 2 reasons it is wise to use energy-efficient electric appliances.

3. You arrive at an intersection with traffic lights that are not working because of a power outage. What do you do?

A 700-watt gasoline engine and a 300-watt electric motor both do 3 J of work. Which machine can do the work faster? Explain your answer.

Assume you are a Medieval knight attacking a castle with a cannon. The ball leaves the cannon with a speed of 47.7 m/s. The barrel's angle with respect to the ground is 43.

0.005 kg of copper was heated from 20°C to 80°C. How much energy was used to eat Cu? (Specific heat capacity of Cu is 385 J/kg °C)

Assuming that the bohr model is valid, what is the kinetic energy of a photoelectron liberated by a photon with a the given wavelength from a state with given z and n

Compare the acceleration of a motorcycle that accelerates from 80 km/h to 90 km/h

Do you think you would like to do arson or explosion investigation or evidence testing? Why or why not?