Semester Exam review
Quiz by David Garcia
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- Q 1/15Score 0What was the mass of the CO2 gas that escaped during the reaction?291.78 g38.7 g10.9 g24.8 g
15 questions
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- Q1What was the mass of the CO2 gas that escaped during the reaction?1.78 g38.7 g10.9 g24.8 g120s
- Q2A 2000 kg truck and a 500 kg car are racing. The same amount of force is applied to each of them. Which statement below best describes the acceleration of the vehicles?The truck will accelerate four times as fast.The truck will accelerate twice as fastThe car will accelerate four times as fast.The car will accelerate twice as fast120s
- Q3What will most likely be the outcome of this collision?Vehicle B will have no change in speed and be pushed to the left because Vehicle A has a larger mass.Vehicle B will have a change in speed and be pushed to the right because Vehicle A has a larger mass.120s
- Q4If a student exerted a force of 1 N towards the north, what would be the effect on the speed and direction of the marble?The speed of the marble would be unchanged, and the direction would change to the northeast.The speed of the marble would increase, and the direction would change to the northeast.120s
- Q5At which points is the velocity of the car the same?Points B and CPoints A and BPoints A and CThe velocity is not the same at any of the points.120s
- Q6Which of the following statements best describes how the speed and velocity of an object differ?Velocity specifies speed and direction, while speed has no specific direction.Velocity specifies speed, while speed includes a specific direction.120s
- Q7During a tug-of-war competition, neither team is able to gain an advantage. Which of the following explains the forces in this situation?The mass of the rope cancels the forces.The forces are balanced.The forces are overcome by air friction.The forces are unbalanced.120s
- Q8According to the information and diagram above, which force is responsible for the plate movement?FrictionalGravitationalBalancedUnbalanced120s
- Q9Using the Periodic Table, which of the following groups of elements has the smallest atomic number in Period 4?Group 1Group 17Group 4Group 18120s
- Q10Which of these groups in the Periodic Table is made up primarily of elements that are gases at room temperature?Group 18Group 12Group 2Group 1120s
- Q11How are the three elements above organized on the Periodic Table?Cobalt and scandium are in the same period.Niobium and cobalt are in the same group.Niobium and cobalt are in the same period.Cobalt and scandium are in the same group120s
- Q12Which of the following groups in the Periodic Table is made from reactive metals?Group 18Group 6Group 17Group 1120s
- Q13Which model is the law of conservation of mass?A.C.B.D.120s
- Q14When an object is acted on by unbalanced forces, the object will always —continue at the same speedcome to a stopcontinue in the same directionaccelerate120s
- Q15According to the above diagram, at what point would the roller coaster car have the greatest kinetic energy?6543120s
