What kind of wave supports that the universe is expanding?

A rubber band has a spring constant of 75 N/m. How much force is required to stretch the rubber band 0.02 m past its natural length? A. 2.3 N B. 1.5 N C. 75 N D. 3750 N

Forces that act in equal and opposite directions on an object

In what direction do global winds and currents flow south of the equator? a. east to west c. toward the land b. west to east d. north to south

Which set of equipment would be most useful to determine the density of a liquid?

Consider a sphere and a cylinder of equal volume made of copper. Both the sphere and the cylinder are initially at the same temperature and are exposed to convection in the same environment. Which do you think will cool faster

Does the acceleration of a falling body change or is it constant

What can cause sediment to form on land? Only mechanical weathering rocks Only biological weathering rocks Any kind of weathering or rocks Melting of rock in the core

The speed of a car is decreasing uniformly from 35 m/s to 15 m/s in 4 s the magnitude of the car's acceleration is

An object that has kinetic energy must what?

A student measures the length and width of a rectangle to be 40.7 cm and 0.599 cm, respectively. Wanting to find the area (in cm2) of this rectangle, the student multiplies on a calculator and obtains a result of 24.3793.