A 1200kg race car is initially at rest. When the driver steps on the gas, the car's engine to pushes it forward with a constant force of 6200N. 4200N 1. What is the acceleration of the car? 1200kg 2. How far will the car go in 3.0s?
A 1200kg race car is initially at rest. When the driver steps on the gas, the car's engine to pushes it forward with a constant force of 6200N. 4200N 1. What is the acceleration of the car? 1200kg 2. How far will the car go in 3.0s?
Chapter3: Energy And Conservation Laws
Section: Chapter Questions
Problem 1MIO
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À Race Car
A 1200kg race car is initially at rest. When the driver steps on the gas, the car's engine to pushes it forward with
a constant force of 6200N.
a
420ON
1. What is the acceleration of the car?
1200kg
2. How far will the car go in 3.0s?
2 Reading a ruler
The picture below shows a tape measure measuring a board. How long is the board? Be sure to provide a ±
accuracy with your number.
51 in
52
53
54
5!
53.25in=.01in
3
Water bottle full of sand
Sand has a density of 1621 .
1. What is the mass of a one liter water bottle full of sand?
2. What is the weight of the water bottle?
1

Transcribed Image Text:4
Log scale
2. Draw an arrow pointing to 300 on the log scale below.
10,000
1000
100
10
1.0
A
0.1
0.01
5 International space station
The international space station orbits the earth in about 92minnuets. The circumference of the earth is about
25,000 miles. What is the speed of the international space station. Report your answer in mph.
6.
Collision of truck and car
A 1000kg car traveling east at 30 collides with a 2000kg truck traveling west at 30m. The two vehicles sticl
together. What is the velocity of the wreck just after the collision?
hr
2 of 2
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