Ask question

Ask question

All categories

2 years ago

14

by how much does the speed of a vehicle moving ina straight line change each second when it is accelerating at 2km/h/s? At 4 km/

h/s ? At 10 km /h/s?

1 answer:

Svetlanka [38]2 years ago

8 0

Answer:

At 2km/h*s it is changing speed every 2 seconds.

At 4km/h*s it is changing speed every 4 seconds.

At 10km/h*s it is changing speed every 10 seconds.

You might be interested in

The world’s largest wind turbine has blades that are 80 m long and makes 1 revolution every 5.7 seconds. What is the velocity fo

klemol [59]

Answer:

The free end of the blade has a tangential velocity of about 88.19 m/s

Explanation:

The angular velocity of the blades is $2 \pi /5.7\,\,rad/sec$

since the blades are 80 m long, then the tangential velocity of the free end of the blade is:

$v_{tan} \approx 88.19\,\,m/s$

3 0

2 years ago

Which sentence uses a verb incorrectly?

Burka [1]

Answer:

The answer is B).

Explanation:

The correct way to write this sentence is: After I woke up this morning, I got me a tall glass of orange juice.

5 0

2 years ago

Which describes the characteristics of a liquid?

Talja [164]

What happens when you pour water in a glass? It takes the shape of the glass. This means that water can't have a fixed shape or volume

5 0

3 years ago

Contact force that acts to resist sliding between two touching surfaces

Black_prince [1.1K]

I think that the answer is friction

3 0

2 years ago

The average distance from Earth to the Moon is 384,000 km. How many days would it take, traveling at 800 km/h (the typical speed

Gala2k [10]

Answer:

20 days, 480 hours

4 0

1 year ago