Physics
The rotational effect of a force on a body about an axis of rotation is described in terms of

Centripetal force
Centrifugal force
Centre of gravity
Moment of force

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Physics
In heating frozen foods in sealed pouches in a microwaves, why do you first poke holes in the pouch?

To allow the microwaves to get into the food through the holes
To prevent the steam pressure from bursting open the pouch
To allow the aroma of the food to come out through the holes
To allow the heat to get into the food through the hole

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