Which of the following describe the brightness of a star as we see it from earth?

A: absolute magnitude

B: Parallax Magnitude

C: Apparent Magnitude

Who first used the word "atomos"

You are walking up an icy slope. suddenly your feet slip, and you start to slide backward. will you slide at a constant speed, or will you accelerate?

Salma is riding her bicycle. She rides 25.6 kilometers in 4 hours. What is her speed?

if an object has a mass of 50g and a volume of 10cm^3, what would the density be of the object (hint, the units for density is g/cm^3)

Technician A says clutch slippage can best be diagnosed with the vehicle stopped, parking brake applied, placing the transmission in 4th gear, and slowly releasing the clutch pedal to see if it stalls the engine.

What type of visible light spectrum does the sun produce?

In order for a current to be maintained through a conductor a difference in must be maintained from one end of the conductor to the other end. potential power resistance conductivity

A rocket initially at rest acceleration at a rate of 99.0meter/second^2. Calculate the distance covered by the rocket if it attains a final velocity of 445 meters/seconds after 4.50 seconds.

Tired of being chased by a jaguar, you set a trap. Hoping to drop it on the jaguar, you try to push a 44.0 kg stone boulder off of the edge of a cliff that slopes down at an angle of 15.0°.

Why do stars appear to move through the night sky at the rate of 15 degrees per hour?