What material is a good insulator that helps keep things warm or cool?

What role do decomposers play in a food web?

When two magnets attract each other, what type of poles are facing each other?

Which mineral is commonly found in striped rocks and is known for its hardness?

How long does it take for the Earth to rotate once on its axis?

What happens when two magnets have the same poles facing each other?

Which of the following organisms is at the top of a food web?

Why do two south poles on a magnet push away from each other?

Which of the following explains why the Earth has seasons?

What is commonly used to identify the minerals in striped rocks?

What do you call the areas on a magnet where the magnetic force is strongest?

What is the primary reason why hot air balloons rise into the air?

Which of the following is an example of a primary consumer in a food web?

What happens if you try to place two north poles of magnets together?

What do the arrows in a food web show?

Which of the following is an example of heat transfer from a hot object to a cool object?

Which organism is a producer in a food web?

What is the name of the imaginary line that the Earth rotates on?

What happens if a key species is removed from a food web?

When you sit on a cold metal bench, what do you notice about your body temperature?

What is the main reason striped rocks have different colors in their layers?

What role do producers play in a food web?

What happens when heat flows from a hot object to a cool object?

What occurs when the north pole of one magnet meets the south pole of another magnet?

What is the main source of energy for most food webs?

What determines the direction in which heat flows between two objects?

Which of the following food chains is correct?

If you have 3 apples and 2 oranges, what is the total mass of the fruit if each apple weighs 100 grams and each orange weighs 200 grams?

Which of these activities will cause water to evaporate the fastest?

What happens to a cup of hot chocolate left on a countertop over time?

Which of the following represents a correct food chain?

What happens to a puddle of water left on a concrete surface during a hot day?

Which of the following is the correct order of a food chain?

In a food chain, which level do mushrooms typically occupy?

What happens to the nutrients from dead plants and animals when mushrooms decompose them?

If you have a chocolate bar that weighs 100 grams and you break it into 4 equal pieces, how much does each piece weigh?

Which of the following is a producer in a food web?

If a wet towel is left out in the sun, what will happen to it over time?

Which of the following is a correct representation of a food chain?

What is the role of white blood cells in the immune system?

What do we call the organisms that produce their own food in a food web?

What happens to water when it evaporates?

What is a food web?

What is the effect of temperature on the rate of boiling?

What is one reason why hot water might be observed to boil faster than cold water in a kettle?

Which ocean current is known for bringing warm water from the Gulf of America to the eastern U.S. coast?

What is one main reason why ocean currents are important for marine life?

What is the main function of the skeletal system?

What would a pH strip ideally show if dipped in pure water?

Which of the following describes a  mixture?

Which layer of the Earth is known for having the highest temperatures?

What is the main component of the Earth's crust?

Which layer of the Earth is solid and primarily composed of iron and nickel?

What system is responsible for movement of the body and maintaining posture?

A craft box contains 7 paints, each weighing 10 grams, and 6 brushes, each weighing 5 grams. What is the total mass of the craft box contents?

What is the term for the continuous movement of water from the Earth to the atmosphere and back?

What is an insulator?

What do white blood cells produce to help fight infections?

What happens to the color of a pH strip when it is placed in a strong base like drain cleaner?

What is the outermost layer of the Earth called?

Which tool would you use to observe distant stars and planets in the night sky?

How do sea turtles breathe while swimming underwater?

What tool would you use to investigate the surface features of Mars?

What happens when you dip a pH strip into lemon juice?

Which instrument would help you see the detailed structure of a butterfly's wings?

Which system is responsible for sending signals throughout the body to coordinate movements and reactions?

Which of the following tools is designed for exploring microorganisms in a drop of water?

What instrument is ideal for viewing the rings of Saturn?

Which tool would you use to look at the details of a small insect's body?

Which of these objects would be the best choice to wrap around a wire to prevent electrical shock?

What is the primary way that most mammals, including humans, breathe oxygen?

During which part of the water cycle does water change from a gas to a liquid?

Which of the following food chains is correct?

Which of the following solutions would likely give a pH strip a red color?

Which of the following is an example of an insulator?

What happens when a conductor is connected to a power source?

Why is it important to use insulators around electrical wires?

Which of the following scenarios describes how fish breathe oxygen from water?

Which body system is responsible for fighting infections and keeping the body healthy?

Which of the following is an example of a solution?

What color does a pH strip typically turn in a very basic solution?

What is a characteristic of a mixture?

Which of the following materials is the best conductor of electricity?

How do amphibians like frogs breathe both in water and on land?

What does a high pH value, like 14, indicate about a solution?

Which body system is mainly responsible for breaking down food into nutrients?

What is the main function of white blood cells?

What is an example of a mixture?

How do plants contribute to the oxygen that animals breathe?

Which pH value indicates a neutral solution?

If a pH strip changes to an orange color, what does this indicate about the solution?

What system helps you breathe and take in oxygen?

Which process in the water cycle involves water falling back to the Earth as rain, snow, sleet, or hail?

Which pH value would indicate a very acidic solution?