Science & technology play a vital role in the present time. We can play games and use the network availability due to technology.
Meaning of Science
The term 'science' stands for the systematic study of behaviour with the help of many experiments.
- The term science also includes the observations along with the experiments.
- Science does the studies of human civilization.
Meaning of Technology
The term 'technology' refers to skills, knowledge, and art.
- Technology helps us in many ways. Like it helps in the better making of the products.
- And technology also helps us to get knowledge.
Relationship between science & technology
Both science and technology are related to each other as they help each other. We can say that without science, there is no technology. And without technology, there is no science.
1. Science to technology:
- Science helps in the development of the skills of humans.
- Science also helps in the better development of the projects.
- LIKE: bridge, building, etc.
2. Technology to Science:
- Technology is considered a source of scientific challenges.
- Measurement & instrumentation techniques.
With the help of scientific technology, we can make new things. And it also helps in the maintenance of the technology. One can also make many discoveries with the help of science.
Science and Technology Sample Questions for Class 4
Question 1
Which of these was invented by Stephen Perry and is used to hold objects together ?
A. Safety pin
B. Ice-cream cone
C. Rubber band
D. Stapler pin
Question 2
This German geologist said that the Earth was once covered by a super-continent and a super-ocean. The gigantic landmass broke up and drifted away to create the continents that we known today. His theory is known as the 'Theory of Continental Drift'. Who was this scientist ?
A. Sigmund Freud
B. Albert Einstein
C. Otto Hahn
D. Alfred Wegener
Question 3
The body of this instrument is made of plastic or metal. It has 2 eyepieces at one end. The other end has 2 powerful lenses. With is this scientific instrument called?
A. Microscope
B. Kaleidoscope
C. Magnifying glass
D. Binoculars
Question 4
Which of the following planets of our Solar System does not have a natural satellite?
A. Venus
B. Uranus
C. Jupiter
D. Mars
Question 5
He was a famous Indian physician who wrote about 1,120 illnesses, 700 medicinal plants, and the preparation of hundred of medicinal compounds in his treatise. He performed many complicated surgeries as far back as 600 BCE. Who is this physician?
A. Aryabhatta
B. Bhaskara
C. Sushruta
D. Nagarjuna