Acart rolling down an incline for 5.0 seconds has an acceleration of 4.0 m/s .if the cart has an initial speed of of 2.0 m/s ,what’s its final speed.

In a system, when potential energy decreases, then entropy also decreases. true false

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves

What is the temperature in degrees celsius of a substance with a tempature of 49k