Observe whether your mother cooks on a low or high flame. Discuss with your mother and find out the reason.

Appreciate your mother's hard work in hand picking.

What might be the reason when yeast is added with myda dough of one cup. Discuss with your friends and write about it

Find out the role of microbes in the following and discuss it with your teacher. (a) Single cell protein (SCP) (b) Soil

Identifying the electric conductivity of a material: Arrange an electric circuit with a battery and bulb. Close and circuit using an iron nail as shown in figure. Observe whether the bulb glows or not. Record your observations in table Repeat the same experiment using the other samplesa nd record your observation in the same table.

Look at the acivities listed below. Reason out whether or not, work is done in the light of your understanding of the term work. A green plant is carrying out photosynthesis.

Look at the acivities listed below. Reason out whether or not, work is done in the light of your understanding of the term work. Suma is swimming in a pond.

Look at the acivities listed below. Reason out whether or not, work is done in the light of your understanding of the term work. A wind-mill lifting water from a well.

Look at the acivities listed below. Reason out whether or not, work is done in the light of your understanding of the term work. An engine is pulling a train.