Science BM Review

During which months are the number of daylight hours much greater than the number of night hours in the Northern Hemisphere?

• June and July

• September and December

• September and June

• January and December

What causes the Northern Hemisphere to have winter months during December and January?

• The Sun shines the brightest during these months.

• The Northern Hemisphere is tilted away from the Sun during these months.

• The Northern Hemisphere does not receive sunlight during these months.

• The Sun is farthest from Earth during these months.

The list shows characteristics a student and the student’s parent have in common. - painted fingernails - brown eyes - enjoy reading mystery books - pierced ears Which is an example of an inherited trait?

• painted fingernails

• brown eyes

• enjoy reading mystery books

• pierced ears

Which image shows the locations of the Sun, Earth, and Moon during a lunar eclipse?

• [Image A]

• [Image B]

• [Image C]

• [Image D]

Based on the diagram, where is our solar system located in the Milky Way galaxy?

• Our solar system is in the center of the galaxy.

• Our solar system is on the largest spiral arm.

• Our solar system is on the spiral arm farthest from the center of the galaxy.

• Our solar system is about two-thirds of the way outward from the center of the galaxy.

The image shows fossils, R-U, in layers of rock in one location. Which sequence orders the fossils from youngest to oldest?

• A. R, S, T, U

• B. U, R, S, T

• C. U, T, S, R

• D. R, U, T, S

In an area, several owls are born with better eyesight than other owls in the same species. Better eyesight gives owls an advantage when hunting. How will variation in eyesight most likely affect the owl population in the area?

• Owls with better eyesight in the population will decrease in number.

• Owls with better eyesight in the population will increase in number.

• Owls with better eyesight will be unable to hunt enough food to survive.

• Owls with better eyesight will move away to find a new location to live.

Which three structures are sense receptors used by organisms to learn about their environments?

• eardrum in the ear

• retina in the eye

• blood in the body

• fingernails on the fingers

• taste buds on the tongue

When engineers design a spaceship that will take astronauts to space, they test each part to find out if it will break. Students list reasons why finding the point of failure for each part of the spaceship is an important part of the design process. 1. to make sure all parts of the spaceship can survive space travel 2. to protect the human lives in the spaceship 3. to prevent damage to the items being carried into space 4. to see how many times a part will break 5. to reduce the number of objects floating in space Which reasons correctly explain why finding failure points is important when designing a spaceship?

• A. 2, 3, and 5

• B. 1, 3, and 4

• C. 1, 2, and 4

• D. 1, 2, and 3

In what direction will the book move if the student lets it go?

• down to the floor

• up to the ceiling

• to the right toward the window

• to the left toward the door