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1 Speed and acceleration (a) (5 pts) Convert a speed of 88.5km/h into meters per second....
1.)Convert 72 miles per hour into meters per second 2.)Convert 50 lb into how many kg...
1.)Convert 72 miles per hour into meters per second 2.)Convert 50 lb into how many kg 3.) the gravitational force between two objects is 18N. If the distance between them is trippled and their masses are doubled, than what is the gravitational force of the two objects? 4.) A 1200 car accelerates it’s speed from 4 m/s to 10 m/s in 3 seconds. Find (1) the car average speed, (2) the car acceleration, (3) the distance traveled by , (4)...
5. A car starting from rest moves in a straight line with a constant acceleration of...
5. A car starting from rest moves in a straight line with a constant acceleration of 2.20 m's for 100 s,then slows down to a stop with a constant deceleration of 3.05 m/s. How far does it travel? meters 6. Two cars are traveling along a straight road. Car (A) maintains a constant spoed of 900 kmh: car (B) maintains a constant spoed of 101 km/h. Att0, car (B) is 450 km behind car A. How far will car (A)...
1. A car, travelling at 30m/s slows to 10m/s in 5 seconds. What was the acceleration?...
1. A car, travelling at 30m/s slows to 10m/s in 5 seconds. What was the acceleration? A). -6 m/s B) 4m/s C).-2 m/s D). -9.8m/s 2. A ball thrown straight up takes 3 seconds to reach its maximum height. The height is most nearly B). 45m C). 60m D), 90 m A). 30m 3. A driver of a car wishes to pass a truck on the highway. Her car can accelerate at a constant 5m/s'. How long does it take...
5. A car starting from rest moves in a straight line with a constant acceleration of...
5. A car starting from rest moves in a straight line with a constant acceleration of 1.90 m/s2 for 14.0 s, then slows down to a stop with a constant deceleration of 2.60 m/s2. How far does it travel? X Blank meters 7. A ball is thrown vertically downward from the edge of a bridge 25.0 m high with an initial speed of 18.0 m/s. The ball falls all the way down and strikes the water below. Determine the time...
5. A car starting from rest moves in a straight line with a constant acceleration of...
5. A car starting from rest moves in a straight line with a constant acceleration of 2.20 m/s? for 14.0 s, then slows down to a stop with a deceleration of 2.90 m/s2. How far does it travel? constant meters 6. Two cars are traveling along a straight road. Car (A) maintains a constant speed of 890 kmh; car (B) maintains a constant speed of 115 km/h. Att o, car (B) is 39.0 km behind car A. How far will...
A car on a straight road first accelerates from rest to 20 m/s in 10 s,...
A car on a straight road first accelerates from rest to 20 m/s in 10 s, then travels at a constant velocity for 20 s, then slows down for 5 s and comes to stop. Find the total distance traveled by the car.
4. In a collision which of the following quantities is always conserved? A). Acceleration B). Energy...
4. In a collision which of the following quantities is always conserved? A). Acceleration B). Energy C). Kinetic Energy D). Momentum 5. If the applied force is perpendicular to the motion of the object then the Work done by the force is ___ A). Negative B). Positive C). Zero 6. A car, travelling at 40m/s slows to 10m/s in 5 seconds. What was the acceleration? A). -6 m/s? B). -4m/s2 C).-2 m/s2 D). -9.8m/s 7. A ball thrown straight up...
5. A car starting from rest moves in a straight line with a constant acceleration of...
5. A car starting from rest moves in a straight line with a constant acceleration of 2.15 m/s² for 12.0 s, then slows down to a stop with a constant deceleration of 3.10 m/s². How far does it travel?
A car accelerates from rest for 5 seconds at 8 mi/hr/s, heading west. It then continues...
A car accelerates from rest for 5 seconds at 8 mi/hr/s, heading west. It then continues without acceleration for 10 seconds. The brakes then slow the car to half its previous speed in 4 seconds and then to a stop in 3 more seconds. Graph the speed of the car as a function of time.
A car accelerates at 5 m/s^2 for 8 seconds. The direction of its acceleration is due...
A car accelerates at 5 m/s^2 for 8 seconds. The direction of its acceleration is due east. If its initial velocity was 7 m/s, also due east, what is its speed during this time interval? Round your answer to the two decimals. ________ A car accelerates at 7 m/s^2 for 2 seconds. The direction of its acceleration is due east (east = positive direction). If its initial velocity was 47 m/s, due west, what is its final velocity? Round your...
5. A car starting from rest moves in a straight line with a constant acceleration of 2.20 m's for 100 s,then slows down to a stop with a constant deceleration of 3.05 m/s. How far does it travel? meters 6. Two cars are traveling along a straight road. Car (A) maintains a constant spoed of 900 kmh: car (B) maintains a constant spoed of 101 km/h. Att0, car (B) is 450 km behind car A. How far will car (A)...
1. A car, travelling at 30m/s slows to 10m/s in 5 seconds. What was the acceleration? A). -6 m/s B) 4m/s C).-2 m/s D). -9.8m/s 2. A ball thrown straight up takes 3 seconds to reach its maximum height. The height is most nearly B). 45m C). 60m D), 90 m A). 30m 3. A driver of a car wishes to pass a truck on the highway. Her car can accelerate at a constant 5m/s'. How long does it take...
5. A car starting from rest moves in a straight line with a constant acceleration of 1.90 m/s2 for 14.0 s, then slows down to a stop with a constant deceleration of 2.60 m/s2. How far does it travel? X Blank meters 7. A ball is thrown vertically downward from the edge of a bridge 25.0 m high with an initial speed of 18.0 m/s. The ball falls all the way down and strikes the water below. Determine the time...
5. A car starting from rest moves in a straight line with a constant acceleration of 2.20 m/s? for 14.0 s, then slows down to a stop with a deceleration of 2.90 m/s2. How far does it travel? constant meters 6. Two cars are traveling along a straight road. Car (A) maintains a constant speed of 890 kmh; car (B) maintains a constant speed of 115 km/h. Att o, car (B) is 39.0 km behind car A. How far will...
4. In a collision which of the following quantities is always conserved? A). Acceleration B). Energy C). Kinetic Energy D). Momentum 5. If the applied force is perpendicular to the motion of the object then the Work done by the force is ___ A). Negative B). Positive C). Zero 6. A car, travelling at 40m/s slows to 10m/s in 5 seconds. What was the acceleration? A). -6 m/s? B). -4m/s2 C).-2 m/s2 D). -9.8m/s 7. A ball thrown straight up...
A car accelerates at 5 m/s^2 for 8 seconds. The direction of its acceleration is due east. If its initial velocity was 7 m/s, also due east, what is its speed during this time interval? Round your answer to the two decimals. ________ A car accelerates at 7 m/s^2 for 2 seconds. The direction of its acceleration is due east (east = positive direction). If its initial velocity was 47 m/s, due west, what is its final velocity? Round your...
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PLEASE DON'T ANSWER IF YOU CAN'T ANSWER ALL OF THE QUESTIONS. I
DESPERATELY NEED HELP
Consider...
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