Science Practice Questions 1

According to NASA, which country has the world's most violent weather?

• United States
• Brazil
• Japan
• Australia

When adding 97.3 meters to 5.85 meters, how many significant digits are in the sum?

• 4.0
• 3.0
• 2.0
• 5.0

What force is directed toward the center of a circle?

• Centripetal
• Centrifugal
• Gravitational
• Frictional

What is the term for an attraction between molecules of different substances

• Adhesion
• Cohesion
• Repulsion
• Attraction

What is generated through metabolism in an animal identified as an endotherm?

• Heat
• Energy
• Waste
• Food

Tags

NGSS.MS-LS1-7

What term is defined as a substance that contains only one type of atom and that cannot be broken down by normal chemical or physical means?

• Element
• Mixture
• Solution
• Compound

What is the unit of electrical energy equivalent to 1,000 watts of power used for one hour?

• Kilowatt-Hour
• Joule
• Watt-Hour
• Ampere-Hour

What type of animal is a porcine?

• Pig
• Cow
• Sheep
• Horse

What is the name of the body's framework that supports the skin, muscles, and body parts?

• The skeletal system
• Circulatory System
• Muscular System
• Nervous

What are electrically charged atoms called?

• Ions
• Isotopes
• Compounds
• Molecules