A piece of glass with an initial temperature of 99°C is cooled at a rate of 3.5°C per minute. Concurrently, a piece of copper with an initial temperature of 0°C is heated at 2.5°C per
minute. Which of the following systems of equations can be used to solve for the temperature,
T, in degrees Celsius, and the time, m, in minutes, when the glass and copper reach the same
temperatures?

Panthers and leopards prey on deer in an ecosystem. for unknown reasons, the population of leopards increased drastically. what are the likely effects of this change on the species? 1. more food for panthers and more competition for leopards 2. less food and more competition for panthers 3. fewer deer and more competition for panthers 4. more food for deer and less competition for panthers and leopards 5. more food for leopards and less competition for panthers

In 1919, the temperance movement finally succeeded. they secured ratification of a constitutional amendment (the that banned alcoholic beverages. prohibition began with the 1920 passage of the which enforced the amendment.

Abacterium was found to contain a sequence of atcgggatcct in its genome. a few generations later, the sequence was found to be atcatcct. what type of mutation caused this change in the bacteria? a. duplication b. insertion c. inversion d. translocation