Elementary Brain Bowl

Scholars built an electrical circuit like the one shown in the diagram. When the switch is closed, energy from the battery lights the bulb. This is evidence that...

• energy can move from place to place.

• only copper can be used for wires.

• batteries will lose energy after time.

• The switch is not needed in the circuit.

Tags

NGSS.MS-PS3-5

What external feature of a turtle protects it from predators?

• Its shell.

• Its feet.

• Its skin.

• Its eyes.

Tags

NGSS.4-LS1-1

Which of the following internal structures helps an animal react to stimuli that might be dangerous?

• the heart

• the stomach

• the brain

• the lungs

This illustration shows the relative positions of a light source, an apple, a piece of paper, and a person.

Which of the following best explains why the person shown is not able to see the apple?

• Light cannot reach the apple to reflect off of its surface.

• The piece of paper is reflecting light energy from the light source.

• No light from the light source is able to reach the person.

• The light reflected off of the apple cannot reach the person’s eye.

Tags

NGSS.4-PS4-2

Which of the following body parts is called 'storehouse of knowledge'?

• Hand

• Eyes

• Brain

• Nose

A diagram showing the types of fossils which were discovered in two rock layers is provided. Ferns are plants found in areas with very wet soil, while cacti do not need much water at all to survive. Based on this information, it can be concluded that the area where these rock layers formed changed in what way?

• First there were lots of plants in this area, then all the plants died.

• First the climate was very dry, then it became much wetter.

• First the climate was very cold, then it became much hotter.

• First the environment was a deep ocean, then it became a very high mountain.

Tags

NGSS.MS-ESS2-2

NGSS.MS-LS2-4

In an area with soil 4 centimeters deep, plants were planted in one plot of land, but not another. The illustration below shows this and the depth of soil in both plots of land after one year. Based on the data shown below, what conclusion can we learn about the effects of plants on weathering and erosion?

• Areas with plants lose soil at the same rate as area without plants.

• Areas with plants will lose more soil than areas without plants.

• Areas that have plants will lose less soil than areas without plants.

• Plants have no effect on the weathering and erosion of soil.

Beavers live in streams, ponds, and marches. Which beaver external features are most useful for swimming?

• webbed back feet and a flat tail

• thick brown fur and small eyes

• sharp teeth and flexible front toes

• pointed nose and small ears

Tags

NGSS.MS-LS4-4

Which wave has a longer wavelength?

• They both have the same wavelength.

• Wave C (top wave)

• Wave D (bottom wave)

• It is impossible to tell.

Tags

NGSS.MS-PS4-1

A boat flows freely on the ocean. Waves, moving as shown in the illustration, pass by the boat.

How will the boat move?

• Up and down

• Closer to shore

• Farther out to sea

• Along the line of the shore

Tags

NGSS.MS-PS2-2

NGSS.MS-PS4-2