# Laws Of Motion Question Preview (ID: 41303)

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What Do You Know About Newton's Laws Of Motion.[print questions]

**A car travels 110 km North, turns around and then travels another 80 km South. The final displacement of the car is**

a) 30 km

b) 80 km

c) 110 km

d) 190 km

**In a tug-o-war match, the blue team is pulling with a force of 310 N and the red team is putting with a force of 335 N. Which team will win and by what force?**

a) blue team wins with a force of -25N

b) blue team wins with a force of 25N

c) red team wins with a force of -25N

d) red team wins with a force of 25N

**An object traveling 20 m/s accelerates 5 m/s/s for 12 seconds. What is its final velocity?**

a) 60 m/s

b) 80 m/s

c) 100 m/s

d) There is not enough information.

**Acceleration refers to**

a) increasing speed

b) decreasing speed

c) changing direction

d) all of the above

**A car accelerates from 15 m/s to 30 m/s in 3.0 s. What is the car's acceleration?**

a) 5 m/s/s

b) 10 m/s/s

c) 15 m/s/s

d) 20 m/s/s

**What is the speed of a car that travels 200 meters in 25 seconds?**

a) 5000 m/s

b) 8 m/s

c) 0.8 m/s

d) 0.125 m/s

**If an object is moving with a velocity of 24 m/s and has an acceleration of -4 m/s^2, how long will it take to stop?**

a) -96 s

b) -6 s

c) -6 m

d) 6 s

**Motion can be described by distance, speed, displacement, and velocity, where _________ and _________ also include direction.**

a) speed; velocity

b) distance; displacement

c) speed; displacement

d) displacement; velocity

**What causes a falling sky diver to slow down after the parachute opens?**

a) gravity

b) friction

c) air resistance

d) the ground

**A magician suddenly jerks a tablecloth out from under the dishes on a table. This best demonstrates**

a) an action-reaction pair of forces

b) that the dishes have inertia

c) that gravity tends to hold the dishes securely

d) that the dishes have no acceleration

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