SSC (Marathi Semi-English) ९ वीं कक्षा - Maharashtra State Board Question Bank Solutions for Science and Technology

Ravi applied a force of 10 N and moved a book 30 cm in the direction of the force. How much was the work done by Ravi?

Choose one or more correct alternatives.

For work to be performed, energy must be ______.

1. transferred from one place to another
2. concentrated
3. transformed from one type to another
4. destroyed

Choose one or more correct alternatives.

Joule is the unit of ______.

1. force
2. work
3. power
4. energy

The work done on an object does not depend on ______.

The following table shows current in Amperes and potential difference in Volts.
What will be the nature of the graph between the current and potential difference? (Do not draw a graph.) 

The following table shows current in Amperes and potential difference in Volts. 
Which law will the graph prove? Explain the law.

State the difference.

Cation and anion 

Explain by drawing a figure of the electronic configuration. 

Formation of sodium chloride from sodium and chlorine. 

Explain by drawing a figure of the electronic configuration. 

Formation of magnesium chloride from magnesium and chlorine.

Give examples of the importance of climate in the living world with explanations, in your own words.

Which technical difficulties did you face while using the computer? What did you do to overcome them?

Explain the differences between the different generations of computers. How did science contribute to these developments?

Fill in the blank to complete the statement. Justify the statement.

A computer will not work unless ______ is supplied to it.

Explain in your own words with suitable examples. 

Describe the transportation system in plants.

Why can an X-ray telescope not be based on the earth?

The wavelength of visible light is between ______ and ______.

Match the pairs.

Fill in the blank and explain.

Sound does not travel through ______.

Explain the properties of carbon.

Classify carbon.