What information about an astronomical object can be determined by observing its spectrum?

You want to move a heavy box with mass 30.0 kg across a carpeted floor. you pull hard on one of the edges of the box at an angle 30∘ above the horizontal with a force of magnitude 240 n, causing the box to move horizontally.

Speed is calculated by taking _divided by time.

How much thermal energy is created in the slope and the tube during the ascent of a 30-m-high, 120-m-long slope?

What is the energy equivalent of 5.0 kg of mass? be sure to show all work to support your answer?

If an object has an acceleration of - 5m/s squared, describe its motion

Ursa Minor contains the pole star, Polaris, and the asterism known as the Little Dipper. From most locations in the Northern Hemisphere, all of the stars in Ursa Minor are circumpolar.

What is an organism ability to maintain a steady internal condition called

What is the fundamental frequency of a particular medium?. a. the lowest frequency at which a standing wave is possible. b. the highest frequency at which s standing wave is possible

The distance from the inner core to the surface of the earth is about 5,200 kilometers. the large amount of material surrounding the inner core places tremendous pressure on it.

What type of wave is sound? longitudinal light surface transversal