Label the changes of the states of matter?
Buoyancy applies to all of the following substances, except:
Oxygen
Clay
Milk
Saltwater
A rock dropped into a glass of water raises the water level by 40 millimeters. What can you infer about the rock?
It has a mass of 40 grams
It has a density of 40 grams per milliliter
It has a volume of 40 milliliters
It has a weight of 40 pounds
If a robot weighs 570 pounds on land, and it displaces 320 pounds of water, how much does the robot weigh underwater?
730 pounds
490
320
250
A tennis ball is placed in a bowl filled to the brim with water. Which of the following statements is true?
The water that spills out weighs more than the ball
The water that spills out has less volume than the ball
The water that spills out weighs less than the ball
Since the ball floats, no water spills out
Density is the relationship between which two quantities?
Mass and volume
Mass and weight
Volume and weight
Mass and buoyant force
How does an object's density affect the buoyant force acting on it?
The more dense the object, the greater the buoyant force
The less dense the object, the greater the buoyant force
Density is equivalent to buoyant force
Density has no effect on buoyant force
Which of the following objects has negative buoyancy?
Boat
Anchor
Fish
Life Vest
A submerged submarine that remains at a constant depth has ________ buoyancy.
Positive
Negative
Neutral
No
A fully loaded cruise ship leaves port weighing 50,000 tons. How much water does it displace?
Exactly 50,000 tons
More than 50,000 tons
Less than 50,000 tons
50,000 gallons
Hot air balloons rise when the air inside the balloon is heated. Which statement must be false?
Hot air is less dense than cool air
The volume of the balloon is equal to the volume of air it displaces
As the air in the balloon cools, the density decreases
The air in the balloon weighs more than the air it displaces
Ductility is ❌. ❌ is the rate at which a substance transfers heat. Solubility is the ❌. ❌ is the ability to be rolled/pounded into sheets.
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