Tools used as nut crackers by chimps and birds

Which statement best summarizes the central idea in this excerpt? Before the Civil War, most enslaved people were living in the southern part of the Union.

What does it mean axis 1-1'?

A circular coil with 600 turns has a radius of 15 cm. The coil is rotating about an axis perpendicular to a magnetic field of 0.020 T. If the maximum induced emf in the coil is 1.6 V, at what angular frequency is the coil rotating? a. 1.9 rad/s b. 0.

About 4.6 billion years ago, the solar system was nothing more than a cloud of gas and dust known as what? A. A solar universe B. A solar Orion C. A solar accretion D. A solar nebula

Is static charge found throughout an object or only on its surface?

A trained attack octopus can crawl at a velocity of 0.3m/s. If the octopus crawls towards its victim for 30 seconds, what is the change in position (or distance) that the octopus crawled?

Which profession is responsible for a planes design? A) Aerospace engineering B) Aerospace mechanic C) Pilot D) Flight attendant

Distracted driving laws have been put in place due to scientific studies that have shown the dangers associated with wireless technology. DDT. plastics. vaccines.

An electric circuit consists of a variable resistor connected to a source of constant potential difference. If the resistance of the resistor is doubled, the current through the resistor is (1) halved (3) quartered (2) doubled (4) quadrupled

If it takes 20n to move a box, how much power will be needed to move the box a diatance