HESI A2 Physics

Question 1 of 5

How might the energy use of an appliance be expressed?

A. Power = energy time B. Time + energy = power C. Energy = power time D. Energy/power = time

Question 2 of 5

Which vehicle has the greatest momentum?

A. A 9,000-kg railroad car traveling at 3 m/s B. A 2,000-kg automobile traveling at 24 m/s C. A 1,500-kg MINI Coupe traveling at 29 m/s D. A 500-kg glider traveling at 89 m/s

Question 3 of 5

A box is moved by a 15 N force over a distance of 3 m. What is the amount of work that has been done?

A. 5 W B. 5 N⋅m C. 45 W D. 45 N⋅m

Question 4 of 5

When a hot cup of coffee is placed on a cold table, heat transfer primarily occurs through which process?

A. Radiation B. Conduction C. Convection within the coffee D. A combination of conduction and convection

Question 5 of 5

When two identical charged spheres, both positively charged, are brought close together, the electrostatic force between them will be:

A. Slightly attractive B. Zero C. Strongly attractive D. Strongly repulsive

HESI A2 Physics

Skildor

HESI A2