Alter the ramp to send the skater into the U-shaped divot. Explain the changes you made to achieve this.

what was the acceleration of the 2 kg cart?

⇒ 16.0 cm/s2

what was the acceleration of the 4 kg cart?

⇒ 8.1 cm/s2

what was the acceleration of the 6 kg cart?

⇒ 5.3 cm/s2

kepler used the data from tycho blahe (his mentor) to construct the laws of planetary motion.

current and voltage can both be different in different parts of a circuit so it matters where you place the ammeter and voltmete