How hot is the sun ...

2) A constant net force acts on an object. Describe the motion of the object.? a. constant acceleration c. constant velocity

What will happen, if you drop an object that will sink in the middle of the container.

Which is the most accurate name for the ionic compound CaS?

In the United States, the main federal agency for the promotion of public health and welfare is the: Department of Health and Human Services Centers for Disease Control and Prevention National Institutes of Health Food and Drug Administration

Research indicates that an all have the same capacity for language as humans. true or false

A mover hoists a 200 kg piano from the ground to a height of 10 m using a single pulley. What was the change in the pianos energy? a. 20j b. 200j c. 2000j d. 20000

When you hear sound pulses (beats), describe how you will determine the beat frequency. Include in your answer what steps you will take to reduce percentage uncertainty, as well as how you will turn raw measurements into your final answer.

An elevator has mass 600 kg, not including passengers. the elevator is designed to ascend, at constant speed, a vertical distance of 20.0 m (five floors) in 16.0 s, and it is driven by a motor that can provide up to 40 hp to the elevator.

Suppose that 100g of aluminum at 23 degrees C is added to 50g of water at 95 degrees C. Determine the equilibrium temperature of the mixture. Ignore heat loss to the container or the surroundings.

Which property of coal makes it ideal for use in a power plant? Check all that apply. It burns easily. It makes ash. It is renewable. It produces a lot of energy. It contains mercury.