Which of the following separation methods is used in refining oil?

chromatography

simple distillation

fractional distillation

filtration

Which factor influencing the distribution of life in the ocean (tides, currents, or waves) is the most influential? Why do you think so?

A large loop of gas that connects sunspots on the photosphere and can extend beyond the corona is called a?

What do you measure when you measure an object's mass?

How is velocity different from speed

Slim Jim pushes a box 8 m 4 N force.

What was his average swimming speed during the second half of the race if he tied the record, which was at an average speed of 2.05 m/s?

Objects A and B have equal amounts volumes and are both traveling at 25 miles per hour. Object A is much denser than Object B. Which object has a greater amount of force and why

An airplane with a total mass of 850 kg has an engine malfunction, causing it to provide a constant horizontal force of 4000 N. The pilot, who has a mass of 80 kg, decides to eject from the airplane.

When less force is used but the amount of work done remains the same, how does distance change? A) distance stays the same B) distance increased C) distance decreased D) distance is dependent on the mass of the object

A student pushes a 60-N block across the floor for a distance of 10 m. How much work was done to move the block