Register
In 8.0 seconds a truck accelerates 5.7 m/s² to 57.7 m/s. How fast was the car going before it accelerated? (Round to one decimal place ex 14.1)
236,833 views
7 votes
7 votes
In 8.0 seconds a truck accelerates 5.7 m/s² to 57.7 m/s. How fast was the car going before it accelerated? (Round to one decimal place ex

14.1)

User Justin Ko
by
3.2k points

1 Answer

16 votes
16 votes

Answer:

12.1 m/s

Step-by-step explanation:

If the car is gaining 5.7 meters per second of speed for 8 seconds then we need to multiply 5.7 by 8. this gives us 45.6

Now all we need to do is subtract 45.6 from 57.7. This is 12.1

User Nibbana
by
2.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

1.6m questions

2.0m answers

Other Questions

After a light turns green , Lesly accelerates to 120 km/hr over 100 meters . What is her acceleration in m/s^2
If a constant fotce of 490 newtons is applied to an object and it proceeds to accelerate in the opposjte direction at 9.8 meters per second, every second, what is its mass?
How can I solve the following? In (Figure 1), let V = 15.0 V and C1=C2=C3= 24.2 μF. Part A: How much energy is stored in the capacitor network as shown in (Figure 1)? Part B: How much energy would be stored
1. if i start with 48 ml of water in a graduated cylinder, after submerging an object the water level rises to 63 ml, what is the volume of the object. 2. if i start with 36 ml of water in a graduated
A scientist uses a camera to study the stars. How would the scientist most likely use this technology? -to replace all of the old data about stars -to predict the star count over a broad area -to write
Link Copied!