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
dsp73
3 years ago
9

How many elements did mendeleev place in group 2​

Physics
1 answer:
Pepsi [2]3 years ago
8 0

Answer:5

Explanation:

You might be interested in
A person drives a car around a circular road with a constant speed of 20 m/s. The
ale4655 [162]

Answer:

16 m/s^2

Explanation:

acceleration tangential = (v^2)/r

a=400/25

a=16 m/s^2

Side note: next time, be more specific when asking about acceleration in circular motion. There's more than one type! Example:

angular acceleration=acceleration tangential/r

angular acc.=16/25

angular acc.=0.64 rad/s^2

5 0
3 years ago
Read 2 more answers
A car going 22 m/s increases its speed to pass a truck. Five seconds later the car is going 35 m/s. Calculate the acceleration o
jonny [76]

Answer:

I don't know

Explanation:

4 0
3 years ago
Read 2 more answers
How does the suns energy contribute to the carbon cycle
netineya [11]

Answer:

Plants are a good starting point when looking at the carbon cycle on Earth. Plants have a process called photosynthesis that enables them to take carbon dioxide out of the atmosphere and combine it with water. Using the energy of the Sun, plants make sugars and oxygen molecules.

8 0
3 years ago
Read 2 more answers
Which situation can strengthen a community's stability?
nadya68 [22]
B. Interdependence among specie
7 0
3 years ago
Read 2 more answers
Is a light on potential or kinetic?
Basile [38]

its the the first one u said

7 0
3 years ago
Other questions:
  • While standing at the edge of the roof of a building, you throw a stone upward with an initial speed of 5.55 m/s. The stone subs
    14·1 answer
  • A baseball player catches a ball that has a mass of .25 kg that was traveling at 40 m/s. The ball came to stop in her baseball g
    12·1 answer
  • On an essentially frictionless, horizontal ice rink, a skater moving at 5.0 m/s encounters a rough patch that reduces her speed
    10·1 answer
  • When a low-pressure gas of hydrogen atoms is placed in a tube and a large voltage is applied to the end of the tube, the atoms w
    11·1 answer
  • A concave lens always creats an image that is smaller and upright
    10·1 answer
  • A bicycle travels 10 km in 20 minutes. What is its average speed (in km/h) ?
    13·1 answer
  • Four point masses, each of mass 1.9 $kg$ are placed at the corners of a square of side 2.2 $m$. Find the moment of inertia of th
    5·1 answer
  • An unusual lightning strike has a vertical portion with a current of –400 A downwards. The Earth’s magnetic field at that locati
    15·1 answer
  • Question below in photo!! Please answer! Will mark BRAINLIEST! ⬇⬇⬇⬇⬇⬇⬇
    7·1 answer
  • Find the y-component of this<br> vector:
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!