An emission spectrum is created when a sample of excited gas emits particular frequencies of light.

Which type of response identifies a specific pathogen in the body?

Write the equation for determining the power of something?

If a material contains 3 elements joined in a fixed proportion it is an

How easy is it to die in quick sand (I know the answer to this one too i just want to see who understands)

a 150 kg object takes a 1.5 minute travel to a 2500 straight path it begins you trip at traveling 120 miles an hour and it decelerates to a velocity of 20 miles an hour what is it acceleration

Janice has just measured the density of an object. Which value is possible? (Density: D = )

Based on how the book describes a heat pump in sec 16.3 how does a heat pump prove law of conservation of energy

When a gas in a container is squeezed to half its volume, its density?

A ballet student with her arms and a leg extended spins with an initial rotational speed of 0.90rev/s. As she draws her arms and leg in toward her body, her rotational inertia becomes 0.80 kg⋅m2 and her rotational velocity is 4.1rev/s.

The power rating of a vacuum cleaner is 0.8 kilowatts. If you use the vacuum cleaner for 2.5 hours, how much energy does it use?