Light travels at a constant 3.0x10^8m/s. If the moon is 3.84x108 meters from the earth, how much time would it take the light from the moon to reach the earth?

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1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving

The freezing and boiling point of a substance changes as the air pressure around it changes. for example, at a lower air pressure (higher altitude) it is easier for water molecules to escape from liquid into the air. in a high altitude city such as denver, colorado compared to a sea-level city such as houston, texas, water