Does the candle burn more or less violently in zero gravity?

more violently

about the same

less violently

nobody knows

In zero gravity, no convection occurs, that normally shapes the flame, disperses CO2 and brings fresh air to the wick. Without convection, CO2 from combustion does not disperse as readily and tends to smother the flame

Kasia

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What was offered to Albert Einstein in 1952?

presidency of Israel

spaceflight

viceroyality of Sweden

cloning

How do baby birds get oxygen inside their eggs?

They have a large oxygen supply from the start

Oxygen is created during protein reduction

Oxygen comes in through pores in the shell

They don't need oxygen at all

This is the aurora of Jupiter. What are the visible bright spots caused by?

volcanic peaks

atmospheric storms

Jupiter moons

multiple magnetic poles of Jupiter

In which direction is the boat on the picture moving to?

to the left of the picture

to the right of the picture

may be both ways

it is not possible to tell