Shruti observed the Moon from 14th to 29th January. She noted that the waxing crescent appeared on 14th January. Which of the following diagrams most correctly shows the phase of the Moon Shruti would observe on 29th January?
answer is B
People wear different clothes depending upon the climate and cultural tradition of the place they live in. The traditional dress of Kerala consists of
A Phiran and Kimono
B Hanbok and Mundu
C Mundu and Neriyathu
D Kimono and Neriyathu.
Astrodog went on an expedition to the Moon some years ago. The space dog died on the Moon and was left behind by the astronauts when they returned to Earth. The following year, another group of astronauts landed on the Moon and were surprised to find that Astrodog's body was not decomposed.
This is because decomposers cannot live on the Moon since the _______.
A Moon has no air and water
B Moon is not as hot as the Earth
C Moon is much smaller than Earth
D Moon's gravitational pull is weaker than the Earth's gravitational pull
When astronauts are out in the space, either they communicate using radios or talk to one another by touching their helmets. Which of the following statements holds true about communication in space?
1.Sound is a vibration that cannot travel through vacuum.
2.Sound vibrations can travel through the material of the helmet to the other.
3.Radiowaves can travel through vacuum.
4.Helmets have speakers built in them which produce sounds when touched.
B2 and 3
C1, 2 and 3
D1 and 4
Nidhi pushed the plunger of syringe completely and dipped its needle in water. Then she slowly pulled the plunger while its needle was still immersed in water. Select the correct option regarding this.
A Water will move in the syringe when she pushed the plunger down due to air pressure.
B When she pushed the plunger down all the air moved out creating an empty space in syringe.
C Air outside the syringe exerted pressure on water causing it to move in when the plunger is pulled up.
D Both (B) and (C)
YEA IT IS C