Science M Step

Describe what happens when light strikes a dark, non-shiny surface.

• Light is reflected outward.

• Light is refracted as it passes through.

• Light is absorbed by the surface.

• Light is bent around the object.

Tags

NGSS.MS-PS4-2

Fran measured the bounce height of the same ball and recorded her results in the chart below. What did Fran most likely change in the experiment?

• the height of each drop

• the color of the ball

• the mass of the ball

• the temperature of the ball

Tags

NGSS.MS-PS2-2

The science class conducts an experiment with swings of different length. Their results are below. What conclusion did they reach?

• Longer swings swing faster.

• Shorter swings swing faster.

• All swings swing the same.

• Heavier swings swing faster.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

A hedgehog is a small animal that lives in the

forest ecosystem. They are covered with sharp

quills and have the ability to roll themselves into

a little ball when feeling threatened by an

enemy. Which of the following is an adaptation

of a hedgehog?

• Breathing in oxygen

• having sharp quills

• living in a forest ecosystem

• their diet

Tags

NGSS.MS-LS4-4

Giant Salvinia is a water plant that grows in South America. The United States brought the water plant over for use in ponds and aquariums. A disadvantage of this plant is that it grows quickly in Texas and can completely cover ponds and lakes. What effect does this most likely have on an ecosystem?

• The Salvinia blocks sunlight that other native plants need.

• The water supply increases in the area.

• Other plant growth in the area increases.

• The amount of rainfall in the area changes.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

• The chicken goes through complete

  metamorphosis.

• The moth goes through incomplete

  metamorphosis.

• The chicken needs oxygen but the moth does not.

• Both the chicken and the moth start out as an egg.

What were the students most likely

investigating?

• Which bird’s feet have hollow bones?

• Which birds can hop the farthest?

• Which model of a bird’s foot moves more

  water?

• Why do bird’s have different feet?

The nymph in an incomplete metamorphosis looks similar to a smaller version of the -

• egg

• pupa

• larva

• adult

Tags

NGSS.3-LS1-1

What is occurring to the light when it comes in contact with the water?The light is scattering.

• The light is scattering.

• The light is reflected.

• The water is absorbing the light.

• The light passes through the water with no effect.

Tags

NGSS.MS-PS4-2

Ariana uses balloons to investigate static electricity. Which of the following BEST explains what will happen when she brings two positively charged balloons together?

• The balloons will move apart.

• One balloon will lose its charge.

• The balloons will come together.

• One balloon will gain a negative charge.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5