The graph shows the amplitude of a passing wave over time in seconds (s). What is the approximate frequency of the wave shown? A.6 Hz
B.0.3 Hz
C.0.7 Hz
D.3 Hz

Choose a synonym for the underlined homonym (a word with two or more meanings). i did not expect the boat to rock so much. a. boulder c. astound b. sway d. shock

When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same