Acar is traveling around a horizontal circular track with radius r = 220 m at a constant speed v = 16 m/s as shown. the angle θa = 36° above the x axis, and the angle θb = 54° below the x axis. 1)

what is the x component of the car’s acceleration when it is at point a

What is the earliest point in the universe that we can observe? why can’t we see back further than this?

According to newton’s law of universal gravitation, which statements are true? as we move to higher altitudes, the force of gravity on us decreases. as we move to higher altitudes, the force of gravity on us increases. as we gain mass, the force of gravity on us decreases. as we gain mass, the force of gravity on us increases. as we move faster, the force of gravity on us increases.

Blood pressure the total amount of blood the heart pumps in one minute 2. cardiac output the number of times your heart beats in a minute 3. dilate the amount of blood that the heart can pump in a single beat 4. heart rate the force exerted on the walls of the blood vessels by the blood that moves through them 5. stroke volume to widen or get larger in size