Which of the following items conducts thermal energy best?

a plastic cup

b metal pot

c ice cube

d none of these

When drawing a Bohr model for an element that has 16 electrons, how many electrons would be placed in the third energy level?

Which factors affect friction between two solid surfaces?

A certain brand of hotdog cooker works by applying a potential difference of 130 V across opposite ends of a hot dog and allowing it to cook by means of the thermal energy produced. The current is 12.

Define colloid and list two examples.

Calculate the density of the baseball. Use the formula D = m/V where D is the density, m is the mass, and V is the volume. Determine whether the density of baseball is within the legitimate range for an official baseball.

1. A moving object with a mass of 8.8 kg has linear momentum of magnitude 13 kg mis. What is the kinetic energy of the object? a) 19) b) 4.8 c) 9.63 d) 0.743 e) 38)

During soccer practice, Maya kicked a soccer ball 37° off the ground at 25 m/s. What was the ball's speed 2.2 s after she kicked it?

Chlorine is the atomic number 17 in the periodic table of elements. What information does the atomic number give you about the element chlorine? A) An atom of chlorine has 17 protons+. B) An atom if chlorine has 17 protons + and electrons-.

Which type of orbital will be occupied by the electrons of highest energy for the In + ground-state ion?

Consider a "crystal" consisting of two nuclei and two electrons. (a) Taking into account all the pairs of interactions, find the potential energy 1 of the system as a function of d.