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Showing: All Grades / Science (1380 questions)
An object in motion has _____ energy and a stretched spring has _____ energy.
Which of the following is correct example for dispersal of seeds by water?
Hydrogen is a gas. Oxygen is a gas. When combined they make _____.
Which electromagnetic wave has shorter wavelength and higher frequency than violet color light?
Which of the following can be one of the reasons for flooding?
The tides seen in sea is because of gravitational pulls of _______ and _______.
Which of the following resources will get exhausted if used too much?
What is the other name of all living things in an ecosystem?
What is used to measure how much current flows through a given part of a circuit in one second?
A 2 kg object is moving at 3 m/s. It comes to rest in 5 seconds. What is the retarding force?