Read the paragraph about emile.

emile began a 200-kilometer (km) journey through the mountains by going west on a straight path. she traveled a full 25 km in the first hour of her trip.

using this paragraph, a student would be able to determine

group of answer choices

emile's average velocity but not her average speed for the entire journey.

emile's average speed and velocity for the entire journey.

emile's average speed but not her average velocity for the first hour of her journey.

emile's average speed and velocity for the first hour of her journey.

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n

Adiver named jacques observes a bubble of air rising from the bottom of a lake (where the absolute pressure is 3.50 atm) to the surface (where the pressure is 1.00 atm). the temperature at the bottom is 4.00 ∘c, and the temperature at the surface is 23.0 ∘c. what is the ratio of the volume of the bubble as it reaches the surface (vs) to its volume at the bottom (vb)? if jaques were to hold his breath the air in his lungs would be kept at a constant temperature. would it be safe for jacques to hold his breath while ascending from the bottom of the lake to the surface?

Heterogeneous mixture with larger particles that never settle is