How do whales bats and dolphins use echolocation?

A To scare away predators

B To attract mates

C To orient them selves and find food

D To tell animals of there species where they are

Based upon what you have learned in the previous lesson, Risk Factors and Behaviors, write an essay of no less than 200 words on health behaviors, risk factors, and prevention of coronary artery disease (CAD) through exercise.

The graphs show the motion of an object in both the x and y directions. Classify the motion of this object. A) It is moving in a circle. B) It is moving in one dimension. C) It is moving in two dimensions. D) It is moving in three dimensions.

Review the following observations: Substance A changes a solution to green when mixed with Bromothymol blue indicator. Substance B changes a solution of red onion water to green. Substance C changes Turmeric water orange.

What Nemo's father say a fish can breathe out here fish use this organ system to

Which example shows energy? Your answer: A) pushing a box across the floor B) using the lawnmower to cut the front lawn C) painting your house a different color D) They all show sample of energy

Consider a single photon with a wavelength of λ, a frequency of ν, and an energy of e. What is the wavelength,? Consider a single photon with a wavelength of λ, a frequency of ν, and an energy of e.

You give a shopping cart a job down the aisle the cart is full of groceries and has a mass of 18 kilograms the cart accelerates at a rate of 3 m/s how much force did you exert on the cart

A solid spherical insulator has radius r = 2.5 cm, and carries a total positive charge q = 8 * 10-10 c distributed uniformly throughout its volume. find the magnitude of the electric field |e| at a radius of 5 cm from the origin (i. e.

What are some things cyclists do to reduce friction?

What is used to find true north on a compass? a. equator c. magnetic declination b. prime meridian d. cardinal directions