What is the mass of an object weighing 63N on earth

Which of these binary systems is most likely to contain a black hole? A. An x-ray binary containing an O star and another object of equal massB. A binary with an X-ray bursterC. An X-ray binary containing a G star and another object of equal mass

A car is initially traveling at 17 m/s when the driver steps down hard on the gas pedal resulting in an acceleration of 3.0 m/s2. How fast will the car be moving 4.0 seconds later? v=29 m/s

Power is equivalent to the energy released divided by the time taken to release the energy. true false

As the pressure in the mantle increases, A. The wave's frequency decreases. B. The wave's speed increases. C. The wave's frequency increases. D. The wave's speed decreases

Becky and Michael went to the grocery store to buy ingredients for trail mix. They filled one bag with almonds and weighed it three times on the store's scale. The results are shown below. trial weight (lbs.) 1 3.29 2 3.71 3 2.

Olivia wants to find out whether a substance will fluoresce. She says she should put it in a microwave oven. Do you agree with her? Why or why not?

A skydier jumps out of a hovering helicopter so there is no forward velocity. what is the skydivers acceleration/11170085/84c6e0eb? utm_source=registration

A book of 500 leaves has a mass of 1kg if its thickness is 5cm what are the mass and thickness of each leaf

Why does a curve on a distance-time graph indicate acceleration? an increasing amount of time passes for each unit of distance a decreasing amount of time indicates a decreasing number of distance units an increasing distance is traveled during each

What would happen if you dropped two balls of different masses but equal shape and volume from a building?