1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
garri49 [273]
3 years ago
9

You are driving to the grocery store at 18 m/s. You are 120 m from an intersection when the traffic light turns red. Assume that

your reaction time is 0.50 s and that your car brakes with constant acceleration.
What magnitude braking acceleration will bring you to a stop exactly at the intersection?
Physics
1 answer:
andrew-mc [135]3 years ago
8 0

Answer:

11.64225 m

Explanation:A = 45 m/s – 15m/s / 6s  

A = 5m/s^2

You might be interested in
Although he did not present a mechanism, what were the key points of Alfred Wegener’s proposal for the concept of continental dr
valentinak56 [21]

Answer: Alfred Wegener provided some of the important points that supported the theory of continental drift. They are as follows-

  1. The continents were once all attached together, and this can be proved by studying the coastlines of some of the continents that perfectly matches with one another.
  2. The appearance of similar rock types and similar fossils (including both animals and plants) has also contributed much information that continents were once all together.
4 0
3 years ago
HELP!!! Why is plasma considered the most common state of matter in the universe?
olasank [31]

Clue : There is plasma in sun

4 0
2 years ago
Read 2 more answers
Can someone help me with this please
andrezito [222]
Carbon: C, 12.011, 6, 12
Oxygen: O, 8, 8, 8, 16
Boron: B, 10.811, 5, 5, 11
3 0
2 years ago
During an early phase of the planet's existence, earth's atmosphere was similar in composition to the atmospheres of mars and ve
KengaRu [80]

The answer is carbon dioxide. This primordial earths’ atmosphere was composed by gasses from degassing of the earth's interior after its formation. It is after the beginning of life that oxygen levels began to rise and levels of carbon dioxide began to reduce in the atmosphere (as a result of photosynthesis).

8 0
3 years ago
During a physical science lab investigating chemical reactions, several students placed a 30g antacid tablet in a 30g zip-lock b
ICE Princess25 [194]
30 Grams would be your answer (I took the test and got it right)
8 0
2 years ago
Read 2 more answers
Other questions:
  • A child goes down a slide with an initial height of 4m. What is his speed at the bottom of the slide? There is no other informat
    9·1 answer
  • A 1451 kg car is traveling at 48.0 km/h. Compared to 48.0 km/h, what would be the fraction of energy the car would have if it we
    14·2 answers
  • Two planes, A and B, are flying at the same altitude. If their velocities are vA = 500 km>h and vB = 700 km>h such that th
    15·1 answer
  • you read about a rope and pulley machine that was able to produce equal amounts of output work and input work.was this a realist
    15·2 answers
  • The bullet starts at rest in the gun. An 8.6 g bullet leaves the muzzle of a rifle with a speed of 430.1 m/s. What constant forc
    5·1 answer
  • Two positive charged particles will ?
    5·2 answers
  • a 2kg object is moving horizontally with a speed of 4 m/s.how much net force is required to keep the object moving at this speed
    10·1 answer
  • A 750 kg car is moving at 20.0 m/s at a height of 5.0 m above the bottom of a hill when it runs out of gas. From there, the car
    11·1 answer
  • What is malware short for?
    11·1 answer
  • Two forces act in opposite directions on a wood block. What will happen if the forces are unbalanced?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!