Collisions in which kinetic energy is conserved are said to be ineleatic collisions

Indicate whether the statement is true or false


FALSE

Physics & Space Science

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What are the SI units of momentum?

a. kg m/s b. pascals c. joules d. watts

Physics & Space Science

The photo on page 193 shows Lillian's hair standing out when her hand is on a charged Van de Graaff generator, which illustrates

A) strands of hair become charged and repel one another. B) a high voltage is communicated to strands of hair. C) strands of hair orient themselves in an electric field. D) the effect of electrons and protons deposited on her hair.

Physics & Space Science

An oxygen molecule, O2, falls in a vacuum. From what height must it fall so that its translational kinetic energy at the bottom of its fall equals the average translational kinetic energy of an oxygen molecule at 920 K? The mass of one O2 molecule is

5.312 × 10-26 kg, and the Boltzmann constant is 1.38 × 10-23 J/K. Neglect air resistance and assume that g remains constant at 9.8 m/s2 throughout the fall of the molecule. A) 49 km B) 12 km C) 24 km D) 37 km E) 5.2 km

Physics & Space Science

A coin is 12 cm in front of a convex lens with focal length of magnitude 4.0 cm. Where is the image?

A) 8.0 cm behind the lens B) 6.0 cm in front of the lens C) 6.0 cm behind the lens D) 4.0 cm in front of the lens

Physics & Space Science