Describe the following as if you are drawing them
1. tow net
2. insect sweep net
3. anemometer
4. soil thermometer

The given products are used for measuring and do experiment about the different types of surrounding like soil,water,air etc..

Explanation:

1.Tow net- Tow net was introduced in 1846, It is mostly used in boats,its size is about 1:3 mouth to net(use in boats to pick fish)length. Plankton nets is used for  collecting the small quantity of plankton i water bodies.

2.Insect sweep net-It seems funnel structured net which is attached to the long handled stick to grip. Insert seep net is using like a mesh which is prevents the any type of insects entering into crop like sprout and cabbage etc..

3.Anemometer- Anemometer is a device is used to measure the speed of the wind and its direction as well. And it is measured about FPM ( fest per minute).

4.Soil thermometer-  soil thermometer is a device is used to measure the temperature of the soil. It is protected and surrounded by a glass and the glass is used for the measure of the depth of the soil. it contain two form of mercury in the glass.