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Referring to the previous question, which of the following is the dependent variable?
What happens to the density and temperature of rock within Earth’s interior as depth increases?
Erosion will occur the most at
Which map best indicates the probable locations of continents 100 million years from now if tectonic plate movement continues at its present rate and direction?
Which statement correctly compares seismic P-waves with seismic S-waves?
Equal areas of which type of surface will reflect the most light?
Which climate condition generally results from both an increase in distance from the equator and an increase in elevation above sea level?
Respiration is best described as a process by which
The distribution of chromosomes in one type of cell division is shown in the diagram below.
Which process is represented in the diagram?
In humans, structures that absorb most of the products of digestion are the
Which of the following is an example of diffusion in a plant?
How can farm land be used to transfer the greatest amount of energy to humans?
A flower is most likely to be
In mice, coat color is inherited in a Mendelian fashion, and black is dominant to brown. If two black mice produce a litter of black mice, and later that year another litter which includes a brown mouse, then
Which of the following properties is/are physical or chemical?
I. iron nail is attracted to a magnet
II. charcoal lighter fluid is ignited with a match
III. a bronze statue develops green coating over time
IV. a block of wood floats on water
As you move along a period in the periodic table, which of the following linearly increase?
Sodium is in Group I of the Periodic Table. When sodium combines with chlorine, what happens to one sodium atom?
An atom that contains six protons, six neutrons, and six electrons has a mass of approximately
Which of the following statements is correct?
I. The atomic number is determined by the number of protons in an atom
II. The total number of protons and electrons in an atom on the other hand is called the mass number
A compound is a substance composed of two or more elements that are
During the coagulation stage in water treatment, the purpose of adding alum is to
What is true of density, assuming everything else remains constant?
Two objects, A and B, have the same size and shape, but A is twice as massive as B. When they are dropped simultaneously from a tower (in the absence of air resistance), they reach the ground at the same time, but A has a higher _______.
A karate expert executes a swift blow and severs a cement block with her or his bare hand. Which of the following is CORRECT?
In the diagram below, neglect the effect of friction and air resistance.
As the ball rolls from point A to point D across the frictionless surface, the sum or total of its potential and kinetic energies ___________.
A ball is thrown straight up in the air. When the ball reaches its highest point, which of the following is true?
As more lamps are connected in parallel in a circuit, the current in the power source
As an object falls feely in a vacuum, its
A ball is thrown upwards and caught when it comes back down. In the absence of air resistance, the speed of the ball when caught would be
When a basketball player jumps to make a shot, once the feet are off the floor, the jumper’s acceleration