Why can making observations be a very good way to come up with a scientific question?

What is true about the structure or function of the plasma membrane? Hydrophilic molecules attract the water the cell requires. The double layer prevents anything from entering the cell. The processes of endocytosis and exocytosis occur here.

A car moved from a position 50 miles south of the library to a new position 250 miles north of the library. This movement takes 15 seconds. What is the velocity of the car

What a graph shaped like the one below most likely represents the relationship between volume and

Where did beowulf and his warriors take the skull

The density of blood is 1.05 kg/m3, find the mass of a bag of blood for a transfusion, if the volume is 2.0 m3.

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?

Which has more gravitational potential energy - - a cliff diver at the top of the cliff or a cliff diver at the bottom of the cliff?

A skydiver with a mass of 60 kg jumps from an airplane. Five seconds after jumping the force of air resistance is 300 N. What is the acceleration of the sky diver, five seconds after jumping?

How many basic wave forms are there? A.) 1 B.) 2 C.) 3 D.) 4