Four solid balls, each with a different mass, are moving at the same speed. Which ball would require the MOST force to stop its motion?

Which graph represents an object that is decreasing in speed?

A girl walked for 30 minutes. She noticed that she traveled farther in the first 15 minutes of her walk than in the second 15 minutes. What can she conclude about her walk?

In which way are evaporation and condensation similar?

Which is an example of a different substance being formed?

Which is MOST responsible for the uneven heating of the air in the atmosphere?

A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot?

Which BEST describes why winds at the beach change direction between day and night?

Which will MOST LIKELY result from a low-pressure weather system?

Which is the BEST explanation for how air masses move across the United States?

Which has the GREATEST effect on wind speed?

Which is an example of a single-celled organism?

Why do multicellular organisms need transport systems?

Which is a function of the cardiovascular system?

Which body system sends electrical signals to all other body systems?

Which organism is a producer?

Which is MOST responsible for recycling dead plants and animals in an ecosystem?

How would the woodpecker population in a forest area MOST LIKELY be affected if a housing development is built in that area?

Matt is a tall, eleven-year-old boy. He has a scar on his right cheek. He is intelligent and an excellent drummer. Which of his traits did he MOST LIKELY inherit?

Which characteristic would a child NOT inherit from one or both of its parents?

Which BEST describes the speed of a ball as it is thrown straight up into the air and comes back down?

What can cause a moving object to increase its speed in a forward direction?

After a rain, a puddle of water remains on a sidewalk. After a day of sunshine, the puddle is gone. Which process is MOST responsible for the disappearance of the puddle?

If 10 grams of water are added to 5 grams of salt, how much salt water will be made?

A student notices that an inflated balloon gets larger when it is warmed by a lamp. Which BEST describes the mass of the balloon as a result of this change?

People sitting around a campfire are able to feel the heat from the fire. How are the people able to feel the heat from the fire without touching the fire?

Bill stands in a swimming pool and notices that the water around his feet is a lot cooler than the water near the surface. Which process causes this difference in temperature?

Andy lives in the southern hemisphere. What season does he MOST LIKELY experience in August?

On a cold, cloudy day, the local weather forecaster predicts that a high-pressure system will be moving into the area in the next 24 hours. Which weather conditions will this system MOST LIKELY bring to the area?

Which BEST describes a characteristic of the jet stream?

Which statement BEST describes a bacterial cell?

Which characteristic do single-celled organisms and multicellular organisms have in common?

Which system of the human body provides protection to MOST of the major organs?

Which example BEST shows structures that make up the digestive system in the human body?

In a grassland ecosystem, if the population of eagles suddenly decreased, what will MOST LIKELY be the effect on the rest of the ecosystem?

A litter of kittens have traits that are similar to both the mother cat and the father cat. Which BEST explains this situation?

Which are examples of inherited traits?

A pencil falls off of a desk. What moves the pencil toward the floor?

A child rides a wagon down a hill. Eventually, the wagon comes to a stop. Which is MOST responsible for causing the wagon to stop?

What must occur before clouds can form?

Which process allows green plants to control the amount of water stored in their leaves?

One morning, Jane notices drops of water on the outside of a window. Later in the day, she notices that the drops have disappeared. What MOST LIKELY caused the drops to disappear?

What happens to metal railroad tracks during the heat of a summer day?

The weather forecast indicates that a warm front will be moving into the area in the next 24 hours. Which type of weather will MOST LIKELY result?

What is the cause of rising surface temperatures of the Pacific Ocean, drought in the western United States, and flooding on the Pacific coast of South America?

What will MOST LIKELY result when the jet stream moves south of North Carolina?

A scientist is trying to decide whether an organism is unicellular or multicellular. Which information would help the scientist MOST to make her decision?

Which body system processes foods into a useable source of energy?

Which is an example of a decomposer?

As more people have moved to the beach, the sea turtle population has decreased. Which is MOST LIKELY the cause of this decrease?

Which will most likely cause a decrease in predator populations?

A simple food chain includes hawks, lizards, and insects. Which will MOST LIKELY happen to the lizard and hawk populations if a pesticide is sprayed to kill the insects, and the lizard and hawk populations cannot find other food in this ecosystem?

Which BEST explains why children resemble their parents?

Why do dogs have MOST of the characteristics of their parents?

Which is a characteristic of a dog that is MOST LIKELY a result of its environment?

Which trait do children MOST LIKELY inherit from their parents?