Input: Answer this question:
What is one factor that contributes to seasons occurring in New York State?
OPTIONS:
- the revolution of the Moon around Earth
- the tilt of Earth on its axis
- the rising and falling of ocean tides
- the distance of Earth from the Sun
Answer: the tilt of Earth on its axis
Input: Answer this question:
Lemon juice turns litmus paper red, is corrosive and tastes sour. Lemon juice is classified as
OPTIONS:
- an acid.
- a base.
- an element.
- More information is needed to classify lemon juice.
Answer: an acid.
Input: Answer this question:
A crop of corn plants is genetically modified so that the plants produce a natural pesticide. People are concerned that these corn plants might transfer modified genetic material to other plants. Which of the following is the best way to further modify the plants to prevent them from transferring their genetic materials to other plants?
OPTIONS:
- changing the plants so they do not make pollen
- changing the plants so they do not harm insects
- changing the plants so they cannot produce nutrients
- changing the plants so they cannot be easily identified
Answer: changing the plants so they do not make pollen
Input: Answer this question:
Which of the following changes occurs as a solid is heated?
OPTIONS:
- The kinetic energy of the solid decreases.
- The average density of the solid increases.
- The specific heat capacity of the solid decreases.
- The average molecular speed in the solid increases.
Answer:
The average molecular speed in the solid increases.