Which variable stars have pulsation periods between 1.5 hours and 1.2 days?

A. Cepheid variables

B. Protostars

C. RR Lyrae variables

D. Nebulas

What is the difference between polarization and induction?

If you increased the mass of an object, what would happen to its gravitational pull? Question 5 options: It would depend on the distance of the object. Mass does not affect gravitational pull. The gravitational pull would decrease.

A straight wire segment 2 m long makes an angle of 30degrees with a uniform magnetic field of 0.37 T. Find the magnitude of the force on the wire if it carries a current of 2.3 A.

Words that describe direction east, up, and left is it true or false

The element that is most abundant in earth is

How are the relationships of elements in a group different from the relationships of elements in a period?

Children in a tree house lift a small dog in a basket 4.00 m up to their house. If it takes 187 J of work to do this, what is the combined mass of the dog and basket?

What happens to the speed of the particles if the temperature is increased

A 65-year-old male enters the hospital with high blood pressure, damaged lungs, low blood-oxygen concentration, and throat cancer. What are all of these symptoms associated with?

At a certain factory, 340 kg crates are dropped vertically from a packing machine onto a conveyor belt moving at 1.00 m/s. (A motor maintains the belt's constant speed.) The coefficient of kinetic friction between belt and crate is 0.400.