Milestones Science Review

Which is the BEST evidence that plants and animals are made up of tiny cells?

• Plant and animal cells have similar parts.

• Some plant cells are visible with a hand lens.

• Scientists believe cells are the building block of living things.

• Scientists use microscopes to study and make images of plant and animal cells.

Tags

NGSS.MS-LS1-1

A student argues that a constructive process changed Earth's surface in a park near his home.

Which surface feature could the student use as evidence for his argument?

• a canyon

• a U-shaped valley

• a crack in Earth's crust

• a moraine (a mass of rocks and sediment deposited by a glacier)

Tags

NGSS.MS-ESS2-2

A student drops some nails into a trashcan half filled with wood shavings. Which is a way to separate the mixture of nails and wood shavings?

• using a filter

• flotation

• evaporation

• using a magnet

A student wants to research invertebrate animals. Which of these animals should she study? Select THREE animals.

• frog

• fish

• clam

• worm

• spider

Tags

NGSS.MS-LS4-2

A student is hiking on a summer day. She sees pieces of rock fall down a cliff.

Which TWO processes MOST LIKELY occurred?

• erosion by water

• weathering by ice

• erosion by gravity

• deposition by wind

A student determines that the temperature in a room is 21^oC. The temperature outdoors is 3^oC. The student notices that water droplets have formed on the inside of a window.

Which argument is supported by the student's observations?

• Condensation is making the room warm.

• Liquid water is warmer than water vapor.

• The warm room is causing water to evaporate.

• The cold window is causing water vapor to condense.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A robin sings a song, hunts worms on a school lawn, builds a nest, and sleeps at night.

These behaviors are all considered _____________.

• instincts

• learned behaviors

A junkyard needs a magnet to separate iron and nickel scraps from other items. The scraps will be placed in a container for recycling. A manager is deciding whether to purchase an electromagnet or a bar magnet.

Which is the BEST reason to choose an electromagnet or a bar magnet?

• bar magnet-- because it is permanent

• electromagnet -- because it attracts iron and nickel

• electromagnet -- because it can be turned on and off

• bar magnet -- because it is stronger than an electromagnet

Tags

NGSS.MS-PS2-3

What are the effects of seawalls and jetties? Select TWO effects.

• restore damaged beachers

• control beach deposition by wind

• hold back floodwaters from rivers

• allow floodwater to flow into drains

• prevent beach erosion by ocean waves

Tags

NGSS.MS-ETS1-2

Which of these actions will cause a chemical change?

• burning a substance

• evaporating a substance

• dissolving one substance in another substance

• mixing two different states of the same substance

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5