Science Review 1 Question Preview (ID: 37816)
6th Grade Science Review.
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Which statement is true about visible light?
a) Humans cannot see any light from the electromagnetic spectrum
b) Visible light makes up a small part of the electromagnetic spectrum
c) Visible light has a frequency equal to that of gamma rays
d) Humans can see visible light only as white light
Anita heats a beaker containing water. As the temperature of the eater increases, which change to the water molecules occurs?
a) The molecules move at a faster rate
b) The molecules becomes more massive
c) The molecules expand and become wider
d) The molecules separate into atoms of hydrogen and oxygen
What do waves carry through objects?
a) sound
b) light
c) energy
d) water
Which difference between water and ice results in ice floating on cold water?
a) heat
b) shape
c) density
d) volume
Earth orbiting the Sun causes
a) the changing of the seasons
b) daily tidal cycles
c) day to become night
d) the phases of the Moon
What type of energy is transmitted from the Sun to Earth through space?
a) heat energy
b) kinetic energy
c) electrical energy
d) electromagnetic energy
A student has two pieces of aluminum foil. Each piece can be folded and rolled into wire. Why do both pieces of aluminum foil behave the same way?
a) They are composed the same types of atoms
b) They are composed of different types of atoms
c) They have the same physical properties, but different chemical properties
d) They have the same chemical properties, but different physical properties
One difference between the Moon and Earth is that the Moon
a) has a thick atmosphere
b) revolves around a planet
c) has liquid water on the surface
d) is composed entirely of sedimentary rock
A pot is touching the flame of a gas stove, and the substance in the pot is heating up due to the contact. This is an example of which type of energy transfer?
a) radiation
b) convection
c) conduction
d) vaporization
A student discovered that the sound of a fork tapping on a drinking glass changed when water was added to the glass. Which statement would be the most likely conclusion?
a) The thickness of the glass interferes with the vibration of the fork
b) Sound quality varies with the type of liquid used
c) Sound travels faster in water than through the air
d) The amount of water in the glass affects how fast the glass vibrates
Ice will for on small ponds when the temperature drops below 0 degrees Celsius. Which property of ice is most beneficial to fish living in these ponds?
a) Ice has a temperature colder than the temperature of water
b) Ice absorbs sunlight that is reflected by water
c) Ice traps more pollution than is trapped by water
d) Ice has a density lower than the density of water
What keeps the planets in orbit?
a) tides
b) gravity
c) electricty
d) magnetism
What has occurred when bubbled form in a liquid that is being heated?
a) Oxygen is absorbed from the air
b) Heat is radiating in the liquid
c) The boiling point has been reached
d) Molecular stability in the liquid is increasing
The gravitational attraction of the Moon causes which effect on Earth?
a) ocean tides
b) time of day
c) energy from the Sun
d) phases of the MOon
Which best describes what keeps the Moon orbiting around Earth?
a) speed
b) gravity
c) weight
d) friction
Scott filled a tray with juice and put it in a freezer. The next day, Scott opened the freezer. How did the juice most likely change?
a) It condensed
b) It evaporated
c) It became a gas
d) It became a solid
A student standing near a campfire feels warmer as the fire grows. Which process most likely transfers heat from the campfire to the student?
a) conduction
b) convection
c) radiation
d) transformation
A class made a soar cooker oat of a large can. What color should they paint the can in order to collect the most heat?
a) black
b) green
c) pink
d) white
When someone plays the flute, sound is produced because the air in the flute is
a) hot
b) neutral
c) vibrating
d) vaporizing
A tulip in a pot is placed at the center of a table. Which of these nearby objects will the tulip grow toward?
a) a sunny window
b) an electric heater
c) a larger bowl of water
d) a fan blowing gently
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