Which of the following has the greatest momentum? A road runner with the mass of 1.8 kg moving at a velocity of 6.7 m/ s

A hare with the mass of 2.7 kg moving at a velocity of 7.5 m/ s

The turtle with a mass of 91 kg moving at a velocity of 1.4 m/ s

A tortoise at the mass of 275 kg moving at a velocity of 0.55 m/ s

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An object is 10 cm from the mirror, its height is 1 cm and the focal length is 5 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1 -1 +10 -10

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.

Why does karst topography exist in some geographic location? a. few climates have enough oxygen b. most regions have rock layers other than limestone c. in most regions, the soil is too thin d. the water is too acidic enough in most places