Which one of the questions below is a Testable Question?

What is the BEST reason you always repeat an experiment?

Does warm salt water or cold salt water dissolve salt faster? What would be the variable in this experiment?

Does salt dissolve faster when stirred fast or slow? What would be the variable in this experiment?

Which of these observations are scientifically testable?

What makes an experiment different from any other scientific investigation? Select all that apply

What is the best way to make sure your data is accurate in an experiment?

When you test something. What type of investigation is that?

An experiment is being done to determine how light affects the growth of small zinnia plants. One plant is placed in full sunlight, the second in a shaded area, the third in an unlit closet. What is the independent variable in the experiment?

How many variables should be tested at one time?

A custodian notices some dirty tables and wants to know which cleaner is the best to use. He tests three different cleaners and looks at how well they clean compared to tap water. What is the independent variable?

This map was made on Tuesday.

What are meteorologists doing when they create storm tracks such as this one?

An experiment is being done to determine how light affects the growth of small zinnia plants. One plant is placed in full sunlight, the second in a shaded area, the third in an unlit closet. What is the control group in this experiment?

Hypothesis: If plants are watered more than normal, then growth height will increase. What is the independent variable?

The "normal", "natural" or whatever is NOT receiving the tested variable

Which statement is necessary in order for a scientific investigation to be valid?

What happens if the results of a scientist's experiment are NOT similar to the results gathered by other scientists doing the same experiment at a later date?

Ms. Hayward conducts a study to see which period students are most late to. She does this for five days. This is an example of...

Ms. Watson has been reading about another scientist’s research in a physics journal. She plans to do these experiments herself and see if she gets the same result. This is an example of what?

Which of the following is true of the sun?

What galaxy do we live in?

Peter has learned that many stars are actually larger than the sun. If this is true, why do these stars appear like points of light in the sky?

Ian has learned that the sun is a star, but not the largest star in our galaxy. Which answer best explains why Earth receives more energy from the sun than from any other star?

Which of the following best describes what makes up a galaxy?

Which answer describes how the inner planets are similar to each other?

Everything that exists, including space, time, the galaxies, planets, stars, dust, and gases.

Where does the sun rise?

The sun APPEARS to move across the sky, during the day. Which of the following causes shadows to change length throughout the day?

What direction does the sun appear to move across the sky?

Earth revolves around the sun, but it also makes one complete rotation. How long does it take Earth to make one complete rotation on its axis?

Earth rotates on its axis once approximately every-

Earth's rotation causes the day and night cycle. It also causes-

When the Earth completes a full revolution around the Sun, it has completed _____ rotations or days

What causes the moon's phases

The spinning of the earth on its axis that causes day and night is called

It takes about _____ for the earth to complete one rotation.

This mineral is referred to as "fool's gold," but it is very brittle. It has a metallic luster and is light yellow in color.

According to the table, which mineral is this?

This mineral is the softest and is used in powders. It is found mostly in metamorphic rock and is also called "soapstone."

According to the table, which mineral is this?

This mineral has a hardness of 2.5 - 3, is used in wires, coins, and pipes, and leaves a cooper or red streak.

According to the table, which mineral is this?

A student has a mineral sample. He wonders if the sample is the mineral mica. He knows the cleavage pattern of mica is a smooth, flat sheet. The student can best find out the cleavage pattern of the sample by:

What can you infer about graphite from the fact that you can scratch it with just your fingernail?

Which physical property of minerals requires no tools or other equipment to determine?

Based on what you have learned, how can minerals be identified?

HINT: Select all that apply!

Compacted layers of rocks are called...

Fire rocks.

Which of the following types of rocks is formed when extreme heat and pressure are combined?

Which type of rock is formed when rocks are melted deep in the Earth and cool to form new rocks?

What condition is required for piles of sediment to become a sedimentary rock?

What rock is made out of the process shown in the picture?

What are renewable resources?

Sunlight is...

Wood is...

A group of non-renewable resources, called ______________, include coal, oil, and natural gas.

Samantha put some ice in a cup and poured some cold tea over the ice. She set the filled cup on the kitchen table. In a few minutes, she noticed that there were drop of water all over the outside of the cup. Where did the drops of water most likely come from?

Why are oceans such an important part of the water cycle?

Water runs down creeks and rivers until it flows into the ocean. At what stage in the water cycle does the water return to creeks and rivers?

Which of the following must happen to water in order for it to evaporate off the surface of lakes and oceans during the water cycle?

One morning, Ryan noticed there were tiny drops of water on the grass as he walked to school. That afternoon, he did not see any drops of water on the grass when he returned home. Which of the following best explains what happened to the drops of water?

Students created models of the water cycle using empty plastic bottles. Water was placed in the bottom of each bottle and the top was sealed with a plastic cap. The bottles were then placed in a sunny window in the classroom. What would best represent the precipitation step of the water cycle in this model?

Which sequence below shows how water leaves the ocean and returns to land as it moves through the water cycle?

Which stage in the water cycle is represented by the arrow showing water vapor rising from the sea?

Where is most of Earth's water found?

Rain, sleet, snow, and hail are all examples of what?

The amount of precipitation over a period of time is measured with what instrument?

Which of the following shows a picture of hail?

Different environments, such as swamps, deserts, and mountains, have weather-related differences, such as temperature and humidity. Weather data for three locations is provided. Which of the following can be concluded regarding the data provided in the table?

A weather map is provided.

The variation in yearly temperature averages is the result of difference in which of the following? (In other words, what is the main reason for a difference in temperature?)

A map is provided.

The variation in yearly rainfall averages is the result of differences in which of the following? (In other words, what is the main reason for a difference in the amount of rainfall?)

William lives in southern Florida. He often visits his grandmother's home in the Colorado Rocky Mountains. William notices that the weather is usually very different where his grandmother lives compared to the weather where he lives. Which of the following best explains why the weather is different?

Hot and wet all year. Located near the Equator.

Very cold and dry all year. Precipitation is usually in the form of snow. Located the farthest away from the Equator.

Mild to cold winters and mild to dry hot summers

Milk takes the shape of its container because it is a:

Which state of matter has tightly packed molecules?

Which state of matter cannot change shape and volume?

Which state of matter has particles that slide past each other and has a definite volume?

Which state of matter can spread out and fill in any container its in?

What is the correct name for the following technique?

Which of the following describes an example of a material undergoing a chemical change to become another material with different characteristics?

Which answer describes a way that a liquid can be turned into a gas?

Miguel is learning to cook. Following a recipe, he combines meat, vegetables, herbs and spices, and water in a pan and heats them until the mixture is hot and simmering. Which of the following will happen as the mixture simmers?

Which of the following best explains what will happen if you fill a container to the top with liquid and then tightly secure the lid and place it in a freezer?

Ava put water, sugar, and yeast into a balloon. Then she put the balloon into a pan of warm water and observed how the balloon changed. Next, Matthew repeated the investigation with another balloon. What is the best reason for Matthew to repeat it?

Water can be a solid, a liquid, or a gas. The state of water can change as its temperature changes. Which of the following is a change in the state of water that could occur?

Shari is using two toy cars to experiment with force and motion. The cars have different masses. Car A has a mass of 100 grams. Car B has a mass of 300 grams. Shari pushes each car forward using the same amount of force. Which car will travel farther?

Sam was riding his bike up a hill. His pedaling caused the bike to move. What type of force did Sam apply to the pedals to make his bike move?

As part of a science project, Samuel slides several different objects down a ramp. The objects Samuel uses are a magnet, a marble, a wooden block, and a metal car. Which two forces are acting on all the objects as they slide down the ramp?

Mr. Gates mops the gymnasium floor every day. When he finishes mopping, he puts up the sign below. The effect of which force is weakened when the floor is wet?

Stephanie started pushing a bookcase across the room, as shown in picture 1. Then, she removed the books and continues pushing with the same force and direction in picture 2. How does removing the books affect the motion of the bookcase?

Driving to a restaurant with a load of groceries, the driver has to come to a quick stop. When the driver steps on the brakes, the groceries slide forward in the trunk. Which object is likely to slide the shortest distance?

In order to win a game of tug-of-war, what must happen?

When Camari placed next year’s plants in the school garden she didn’t notice that she accidentally knocked the Jasmine plant over. What should she expect when she returns from summer vacation?

Michael planted two trees on Earth day, tree A and tree B, as shown below. If Michael only watered tree A, what could be said about tree B?

Ricardo is transferring a plant from a pot to the garden. His friend asks him what is the function of the stem of a plant?

Plants have many organs. The leaf is a very important organ of the plant because it

All plants use flowers to reproduce

Where does the plant get the energy to make its own food through a process called photosynthesis?

Which organ of the plant anchors it to the ground and absorbs water that the plant will later use to make its own food?

What is the function of the heart?

Which organ filters the blood in the body?

Which of these is NOT a function of the skin?

The small intestine is located under the stomach and is where the human body digests most substances. Which human organ provides digestive enzymes to the small intestine?

Jenny plays on a soccer team. She uses the muscles in her legs to kick the soccer ball into the goal. What job do her muscles do?

Several organs in the human body are labeled in the model. Which organ is labeled 7?

Which organ in the illustration is the stomach?

In the human body, which of the following organs connects to the sensory organs through nerves, allowing an individual to utilize their senses?

Keeps germs and foreign objects from entering the human body

This organ is part of the digestive system. It cleans the blood and makes a juice called bile to break down fats and proteins. It removes toxins and stores vitamins and minerals.

Many kinds of animals live in the Everglades, including alligators, Florida panthers, and manatees. What characteristic do all three of these animals of the Everglades share?

Samson spotted an animal in his yard that he had never seen before. It was lying on top of a pile of eggs. He could also tell that the animal's skin was tough and scaly. Based on this information, what kind of vertebrate was Samson most likely looking at?

Which organ in the fish is most similar to the human respiratory system?

The scales of fish and the feathers of birds are both made from the same protein, called keratin. What is another characteristic birds and most fish share?

Plants have stems that function to provide support. This organ in plants is most similar to which of the following in humans?

The poison dart frog and the red-bellied piranha are two dangerous animals that live in the Amazon in South America. What structure do both of these animals have in common?

Ostriches are natives of Africa and can weigh as much as 130 kg (285 lbs). Hummingbirds, native to the Americas, weigh about 3 g (0.106 oz). How are the ostrich and the hummingbird similar?

Moths and Praying Mantises both go through stages of metamorphosis. Which stage are both the moth and mantis able to reproduce?

Frogs go through a form of metamorphosis similar to butterflies. What stage do frogs and butterflies both start their life cycles?

The life cycle of a dragonfly is shown. Which stage is missing from the picture?

Which stage is missing from this butterfly's life cycle?

How is complete metamorphosis different from incomplete metamorphosis?

Complete and incomplete metamorphosis both have benefits and risks. Which type of metamorphosis has an advantage when it comes to food sources? Why?

Some plants like orange trees have flowers which if fertilized, will turn into fruit that contains seeds. Other plants, like pine trees, hold their seeds in what?

How can you tell if a tree is in its mature stage?