Explain why ice cubes formed from water of a glacier freeze at a higher temperature than ice cubes

You have a mass of hot water at 90oC and twice the mass of cool water at 10oC. the hot and cold water are mixed together. will the final temperature be midway between 10 and 90oC, closer to 90oC, or closer to 10oC?

Oceans and lakes are part of the? A. Atmosphere B. Hydrosphere C. Lithosphere D. Biosphere

The shape of earth's land masses and the of tilt its axis could have triggered climate changes in the past. True False

A camcorder has a power rating of 12 watts. If the output voltage from its battery is 3 volts, what current does it use? The current in a hair dryer measures 13 amps. The resistance of the hair dryer is 9 ohms.

What type of sketch is done at the scene of the crime before the evidence is collected?

The turning effect of force is called

A 10 Newton effort force is required to lift a 10 kg box just off the ground. What is the effort required to lift the box off the ground using a 3m long lever? [The fulcrum is placed 0.5m from the box.]

Bailee bad a gross income of 2358.33 during each pay period in 2009. if she got paid monthly, how much of her oay was defucted for fica in 2009?

If a hockey puck is made to slide along a straight line on a completely frictionless surface, which statement about the motion of the hockey puck is true? The hockey puck will come to a halt immediately.

Why is an si measurement system so important in the science comunity?