When a cup is placed on a table, which force prevents the cup from falling to the ground?

OA gravitational force

B. normal force

C.

resistance force

tension force

D.

What is believed to be at the center of the Milky Way galaxy or virtually all large galaxies?

What is the weight of an object on earth that has a mass of 45 kg

In an attempt to escape his island, Gilligan builds a raft and sets to sea. The wind shifts a great deal during the day, and he is blown along the following straight lines: 2.50 km 45.0∘ north of west; then 4.70 km 60.0∘ south of east; then 1.

A displacement is related to time as x = A sin (2? ft), where A and f are constants. Find the dimensions of A. [Hint: A trigonometric function appearing in an equation must be dimensionless.] A. L * T B. L / T C. L D. T / L E. T

What is a simple machine? A. any object that makes work easier when a single force is applied by changing the strength or the direction of that force B. any combination of objects that magnifies the input force so that the output force is greater C.

Identify the possible source of earth's magnetic field

A nurse applies a horizontal force of 147 N on a bed that has a mass of 152 kg, The magnitude of the normal force acting on the bed is .967 N 5.00 N 1440 N 1490 N

What do scientists use to look at cells, tissues, and small organisms to see how their biological processes differ in space? vibration flybys airlock microgravity

Which of the following is a product of respiration resulting from the breaking of carbon-carbon bonds

A wagon is accelerating down a hill. which statement is true?