A 34 kg child has 190 J of kinetic energy after sledding down a hill. What is the child’s velocity in meters per second at the bottom of the hill?

Which type of fossil does this image depict?

Give a real-world example of an energy transformation that uses two of the following forms of energy: chemical, mechanical, nuclear, gravitational, radiant, electrical, thermal (heat), and/or sound.

[08.05] which answer provides the correct name for name the following hydrocarbon? (2 points) moving left to right: a hydrocarbon chain made of a methyl group (ch subscript three) single bond carbon triple bond carbon single bond ch bonded to a methyl group (ch subscript three) and a chain including a methelyne group (ch subscript two) single bond methyl group (ch subscript three). 4-ethyl-2-pentyne 4-methyl-2-hexyne 2-heptyne 4-methy-hexane