A rigid body rotates about a fixed axis with a constant angular acceleration. Which one of the following.

What is the fate of the electrons that interact with a specimen in an electron microscope?

Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?