
2.7: Newton's Second Law Mastery Check
Quiz by Justin Viss
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15 questions
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- Q1An object has a mass of 29kg and a force of 6N is exerted on it. What is its acceleration?0.21 m/s/s4.83 m/s/s174 m/s/s30s
- Q2A little girl pulls her wagon with her dog in it. The mass of the dog and wagon together is 30kg. When she pulls the wagon it accelerates at 0.6m/s². With what force is the girl pulling?50 N0.02 N18 N30s
- Q3If an object is accelerating at a rate of 2 m/s/s and the force acting on it is doubled, what would be its acceleration?2 m/s/s1 m/s/s4 m/s/sGreater than 4 m/s/s30s
- Q4A 5kg object has the free body diagram shown to the right. Determine the acceleration of the object.5 m/s/s0.2 m/s/s13 m/s/s125 m/s/s30s
- Q5If an object is accelerating at a rate of 2 m/s/s and the force acting on it is cut in half, what would be its acceleration?1 m/s/sBetween 2 m/s/s and 1 m/s/s4 m/s/s0 m/s/s30s
- Q6If this object had a mass of 10kg, what would be its acceleration?2 m/s/s1.7 m/s/s0.59 m/s/s170 m/s/s30s
- Q7If this object had a mass of 7.5 kg, what would be the acceleration of the object?6.67 m/s/s0.15 m/s/s375 m/s/s20 m/s/s30s
- Q8A car’s engine puts out 2000N of force, and the car accelerates at a rate of 5m/s/s. What is the mass of the car?0.0025 kg10,000 kg400 kg30s
- Q9A truck with a mass of 4000kg exerts 6000N of force through its engine. At what rate does the car accelerate?1.5 m/s/s0.67 m/s/s2000 m/s/s0.5 m/s/s30s
- Q10Which is an accurate representation of Newton's second law?a = m/Fa = F/ma = F x m30s
- Q11As long as the force applied stays constant, if the mass of an object is increased, its acceleration will...DecreaseStay the sameIncrease30s
- Q12If the mass of an object is 5 kg, and the acceleration is 2 m/s/s. What is the force acting on the object?0.4 N2.5 N7 N10 N30s
- Q13When force is 20 N, mass is 5 kg, what is acceleration?4 m/s/s25 m/s/s0.25 m/s/s100 m/s/s30s
- Q14What is an accurate representation of Newton's 2nd Law?F = a/mF = m x aF = m/a30s
- Q15Jenny applies a 60 N force to a 20 Kg cart, what is the acceleration of the cart?1200 m/s/s120 m/s/s0.33 m/s/s3 m/s/s30s