Evolution
What are the four types of fossils?
a. trace, hard, soft, and shells
b. mold, trace, true form, and cast
c. mold, true form, false form, and bones
B. mold, trace, true form, and cast
As the moon orbits around Earth
a. Different parts of it appear to be illuminated by the Sun
b. The moon shines its light in other directions
c. This causes day and night
d. The moon always appears the same
A. Different parts of it appear to be illuminated by the Sun
The resistance that one object has when moving over another object is known as ___________.
a. Friction
b. Inertia
c. Unbalanced
d. Acceleration
A. Friction
Kinetic energy is the energy an object has due to its
a. Position
b. Mass
c. Motion
d. gravity
C. Motion
The number of waves that can pass a given point in one second.
a. Amplitude
b. Friction
c. Crest
d. Frequency
D. Frequency
Individuals with favorable traits survive, reproduce and pass on their traits to their offspring. What is this process called?
a. Mutation
b. Evolution
c. Adaptation
d. Natural selection
D. Natural selection
When the moon blocks the Sun's light, a ________ eclipse occurs.
a. Solar
b. Lunar
c. Polaris
d. Interstellar
A. Solar
In order for you to sit still on a chair, what must be happening?
a. At least one force acting on the chair is balanced
b. All of the forces acting on the chair are balanced
c. The forces acting on the chair are unbalanced
d. One of the forces acting on the chair has no mass
B. All of the forces acting on the chair are balanced
What will happen to the kinetic energy if you double the mass?
a. The kinetic energy would be cut in half
b. The kinetic energy would double
c. The kinetic energy would be the same
d. The kinetic energy would turn to potential energy
B. The kinetic energy would double
When the particles of the medium are displaced in a direction parallel to energy transport it is a________
a. Longitudinal
b. Transverse
c. Reflective
d. High-frequency
A. Longitudinal
What is adaptive radiation?
a. Individuals adapt to their environment
b. Developing adaptations to make oneself immune to radiation from the Sun
c. Behavioral adaptations
d. As individual groups adapt to their different niches, they may evolve into distinct species
D. As individual groups adapt to their different niches, they may evolve into distinct species
Only the gas planets have molecular hydrogen in their atmosphere
A. True
B. False
A. True
What are two things you need to know if you are solving for speed?
a. time and distance
b. time and speed
c. speed and distance
d. distance and mass
A. time and distance
Electric potential energy _________ as distance increases.
a. Increases
b. Decreases
c. Remains constant
B. Decreases
When electromagnetic waves are absorbed by an object, what happens?
a. Nothing
b. The object moves
c. The objects stops moving
d. The object become warmer
D. The object become warmer
What do artificial selection and natural selection have in common?
a. They are both methods for passing on traits
b. They both occur in the natural world
c. They can both be used for gene therapy
d. They both can both be controlled in a laboratory
A. They are both methods for passing on traits
What evidence do scientists use to determine the age of the Earth?
a. Index fossils
b. Earth strata
c. Radioactive Dating
d. All of the Above
D. All of the Above
Which of the following is true about an electromagnet?
a. Their strength is set and there is not much you can do to adjust the strength
b. They do not produce an energy field
c. They can be turned on and off by opening the electrical circuit
C. They can be turned on and off by opening the electrical circuit
Which would have the least potential energy?
a. Ball sitting on the ground
b. Rubber band pulled back tight
c. Magnets close to each other but not touching
d. A statically charged balloon hovered over someone’s hair
A. Ball sitting on the ground
Objects or substances that absorb any wavelength of electromagnetic radiation become warmer and_______.
a. Produce a gas
b. convert the absorbed energy to infrared radiation (heat)
c. Convert the absorbed energy into chemical energy
d. Reflect back twice as much energy
B. convert the absorbed energy to infrared radiation (heat)
Mutations to genes
a. Create a temporary change in the DNA sequence
b. Does not make much difference to DNA structure
c. are a structural change to a gene’s DNA sequence
d. Are always harmful
C. are a structural change to a gene’s DNA sequence
Absolute dating is also known as _______.
a. Radiometric and radioactive dating
b. Relative dating
c. Precise dating
d. Rock Layer Exact Dating
A. Radiometric and radioactive dating
What controls the orbits of objects in our solar system?
a. Speed and light
b. Inertia and gravity
c. Gravity and speed
d. Momentum and inertia
B. Inertia and gravity
How do mass and speed relate to kinetic energy?
a. Increasing mass decreases kinetic energy
b. As mass and speed go up, the kinetic energy of an object increases
c. As mass and speed decrease, kinetic energy increases
d. Speed and mass do not affect kinetic energy
B. As mass and speed go up, the kinetic energy of an object increases
Which of these are are advantages of digital signals?
a. Digital signals do not break down over time
b. Digital signals are inexpensive
c. Digital signals are not stable
d. Digital signals are lighter than analog signals
A. Digital signals do not break down over time