Member since June 19 2011
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89 questions
596 answers
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16
How can we reduce the greenhouse effect on the Earth?
tracked 13 years ago
How to calculate the kinetic energy possessed by a moving object?
tracked 13 years ago
How could you convert heat energy into mechanical energy?
tracked 13 years ago
Where is the best location to place the cooling element in a freezer? Why?
tracked 13 years ago
How are echoes used by ships to find the depth of the sea beneath them?
tracked 13 years ago
What are two kinds of waves that can be used for cooking?
tracked 13 years ago
What are the advantages of sending messages in digital form?
tracked 13 years ago
What's the difference between analogue signal and digital signal?
tracked 13 years ago
Why does food stay fresher for longer after it has been exposed to gamma radiation?
tracked 13 years ago
Why is it important not to damage the ozone layer around the Earth?
tracked 13 years ago
Why are X-rays used to check for broken bones?
tracked 13 years ago
Why do microwave ovens cook food much more quickly than normal ovens?
tracked 13 years ago
Which countries use fused plugs?
tracked 13 years ago
What kind of forces are acting when you push a car?
There are 4 forces acting on the car when you push a car. Pushing force by you. The direction is forward.Friction force between the car and the road surface. The direction is backward.Gravitational force (or simply weight of... (read more)
answered 13 years ago
What kind of forces are acting when you push a car?
tracked 13 years ago
How to calculate acceleration?
Acceleration is the rate at which objects increase their velocity. It is a vector which has a direction and a size of force. It can be calculated by the following formula: acceleration = change in velocity / time taken = (final velocity... (read more)
answered 13 years ago
How to calculate acceleration?
tracked 13 years ago
tracked 13 years ago
Who are the famous members of Freemasons?
tracked 13 years ago