5807177
Descripción
Test por mjschartiny11, actualizado hace más de 1 año
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Creado por mjschartiny11
hace más de 8 años
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Pregunta 1
Pregunta
Label the changes of the states of matter?
Respuesta
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Vaporization
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Condensation
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Deposition
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Sublimation
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Freezing
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Melting
Pregunta 2
Pregunta
Buoyancy applies to all of the following substances, except:
Respuesta
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Oxygen
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Clay
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Milk
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Saltwater
Pregunta 3
Pregunta
A rock dropped into a glass of water raises the water level by 40 millimeters. What can you infer about the rock?
Respuesta
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It has a mass of 40 grams
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It has a density of 40 grams per milliliter
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It has a volume of 40 milliliters
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It has a weight of 40 pounds
Pregunta 4
Pregunta
If a robot weighs 570 pounds on land, and it displaces 320 pounds of water, how much does the robot weigh underwater?
Respuesta
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730 pounds
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490
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320
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250
Pregunta 5
Pregunta
A tennis ball is placed in a bowl filled to the brim with water. Which of the following statements is true?
Respuesta
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The water that spills out weighs more than the ball
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The water that spills out has less volume than the ball
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The water that spills out weighs less than the ball
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Since the ball floats, no water spills out
Pregunta 6
Pregunta
Density is the relationship between which two quantities?
Respuesta
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Mass and volume
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Mass and weight
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Volume and weight
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Mass and buoyant force
Pregunta 7
Pregunta
How does an object's density affect the buoyant force acting on it?
Respuesta
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The more dense the object, the greater the buoyant force
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The less dense the object, the greater the buoyant force
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Density is equivalent to buoyant force
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Density has no effect on buoyant force
Pregunta 8
Pregunta
Which of the following objects has negative buoyancy?
Respuesta
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Boat
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Anchor
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Fish
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Life Vest
Pregunta 9
Pregunta
A submerged submarine that remains at a constant depth has ________ buoyancy.
Respuesta
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Positive
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Negative
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Neutral
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No
Pregunta 10
Pregunta
A fully loaded cruise ship leaves port weighing 50,000 tons. How much water does it displace?
Respuesta
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Exactly 50,000 tons
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More than 50,000 tons
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Less than 50,000 tons
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50,000 gallons
Pregunta 11
Pregunta
Hot air balloons rise when the air inside the balloon is heated. Which statement must be false?
Respuesta
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Hot air is less dense than cool air
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The volume of the balloon is equal to the volume of air it displaces
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As the air in the balloon cools, the density decreases
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The air in the balloon weighs more than the air it displaces
Pregunta 12
Pregunta
Ductility is [blank_start]the ability to be pulled into a wire[blank_end]. [blank_start]Thermal Conductivity[blank_end] is the rate at which a substance transfers heat. Solubility is the [blank_start]ability to dissolve in another substance[blank_end]. [blank_start]Malleability[blank_end] is the ability to be rolled/pounded into sheets.
Respuesta
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the ability to be pulled into a wire
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rate at which a substance transfers heat
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the mass per unit volume of a substance
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ability of a substance to burn or ignite
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Thermal Conductivity
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Density
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Latent Heat
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Flammability
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ability to dissolve in another substance
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ability to rust
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ability to explode
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change from a liquid to a gas
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Malleability
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Polarity
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Condensation
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Crystallization
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