Ten kilograms of a substance has a latent heat of 1000 J/kg. How much energy does it take to change the phase of this substance?

Question 5 of 5: Someone texting or talking spans an average of 27 seconds after they put the phone down are still thinking about what they just did is called latency.

A submarine is carefully navigating its way to the seafloor. It sends out "pings"-a radar wave-as it descends to keep track of its location in relation to the ground. The wavelength of the radar as it leaves the ship is 3 cm.

An engineer is designing a runway for a witch. Several brooms will use the runway and the engineer must design it so that it is long enough for the largest brooms to become airborne before the runway ends. If the largest broom accelerates at 3.

A solid sphere, solid cylinder, and a hollow pipe all have equal masses and radii and are of uniform density. If the three are released simultaneously at the top of an inclined plane and roll without slipping, which one will reach the bottom first?

Which statement about the half-life of a radioactive sample is true? O It is an exact measure of the decay of an individual atom.

An object is placed in a fluid and then released. Assume that the object either floats to the surface (settling so that the object is partly above and partly below the fluid surface) or sinks to the bottom.

Explain why it is important to have strong core muscles?

Potential energy is the energy an object has because of its A. density. B. size. C. location. D. speed. E. temperature.

How is this career a good fit for you or an individual who would work in this field

The Architecture and Construction career cluster is a group of careers focused on designing, constructing, and maintaining buildings and other structures. assembly of buildings and structures. designing and planning buildings.