
Science Quiz
Authored by Sam Gerhart
Science
7th Grade
Used 5+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Why do scientists attempt to replicate the results of other scientists' experiments?
To learn from them
To take the experiment one step further
Because it is easier than coming up with their own idea
To determine if the original results were accurate
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which type of scientific investigation would be best for determining the feeding behaviors of humpback whales in the North Atlantic Ocean?
Modeling
Field studies
Laboratory experimentation
Systematic observation of killer whales in an aquarium
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A ball is sitting at the top of a ramp. As the ball rolls down the ramp, the potential energy of the ball decreases. What happens to the potential energy as the ball moves?
It is lost as gravitational energy
It is converted to kinetic energy
It is destroyed as the ball moves
It is used to make the ball slow down
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
As heat is added to an ice cube, it begins to melt. What causes melting?
Heat causes attraction between the particles of matter in the ice cube to weaken
Heat removes thermal energy from the ice cube and causes it to become liquid
The additional energy causes the bonds between hydrogen and oxygen in the ice cube to break
The addition of thermal energy to the ice cube strengthens the bonds that hold water molecules together
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Electromagnetic energy is classified by the length and frequency of its wave. Which form of electromagnetic energy has the shortest wavelength?
Radio waves
Gamma rays
Infrared waves
Ultraviolet waves
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What causes light to slow down?
Moving into a lighter medium
Moving into a vacuum
Moving into a less adhesive medium
Moving into a denser medium
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following statements about how sound travels is correct?
Sound waves travel the fastest through gases and slowest through liquids
Sound waves travel faster through gases than solids
Sound waves travel fastest through liquids and the slowest through solids
Sound waves travel faster through solids than through liquids
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