MCAS Physics Exam Practice - Question List

Select how would you like to study

131. Which of the following colors of visible light has the longest wavelength?
  1. red
  2. blue
  3. green
  4. orange
132. Perfume sprayed from a bottle spreads more easily in a warm room of 25°C than in a cool room of 15°C. Which of the following correctly compares perfume molecules at 25°C to those at 15°C?
  1. At 25°C, they have more mass.
  2. At 25°C, they are moving faster.
  3. At 25°C, they have less kinetic energy.
  4. At 25°C, they are decreasing in volume.
133. Two students each carry a box up to the third floor of a building. The total mass of each student and the box she is carrying is the same. Roberta makes the trip in 45 s while Mary takes 30 s. Which of the following statements best describes this task?
  1. Roberta does more total work than Mary.
  2. Mary does more total work than Roberta.
  3. Roberta has a greater power output than Mary.
  4. Mary has a greater power output than Roberta.
134. Which of the following devices relies on electromagnetic radiation in the radio wave region of the spectrum for operation?
  1. sun tanning lamp
  2. electric light bulb
  3. cellular telephone
  4. electric toaster
135. Which of the following has the least momentum?
  1. a 0.5 kg mass with a 1000 m/s velocity
  2. a 1 kg mass with a 100 m/s velocity
  3. a 10 kg mass with an 11 m/s velocity
  4. a 100 kg mass with a 2 m/s velocity

Select how would you like to study