A horizontal net force F is exerted on a 2.0 kg object at rest. The object starts at I = 0 m and travels 4.0 m along a horizontal frictionless surface. The net force F as a function of the object's position is
shown below.
Force (N)
40+
30
20-
10+
Position (m)
2
3
4
5
6
7
What is the velocity of the object?

Which changes of state do the labels represent? a: b: c:

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 are two different ways you could find the value of a? explain these methods.