What method of identifying substances is the best way to identify a chemical reaction

If the car were being moved sideways, could you determine the force on the car by using the weight equation

A ball on a string is swung at a constant speed of 3m/s in a horizontal circle. if the string is 1.25m long what is the centripetal acceleration of the ball?

How does the orientation of the Earth's axis relate to the position of the Sun in the sky?

The big bang theory of the information and expansion of the universe is supported by the observed

A 0.495 kg bird pushes itself upward with a 7.28 N force. Including its weight, what is the total force acting on the bird? (Unit=N)

What's the difference between solids and liquids?

Which type of reaction will for a chemical bonded combination

What kind of change is salt dissolving in water

Which of these is the most effective way for manny to cool down after kickboxing? start static stretches to increase his flexibility walk around to lower his heart rate sit and catch his breath to avoid light-headedness run one to three miles to

One of the driving forces of plate motion is: A. volcanic eruptions along coastlines B. meteor impacts in the ocean basins C. convection currents in the mantle D. hot liquid magma in the inner core