Science CBA

___________ is the best unit to use to measure the height of a tomato plant.

• millimeters

• centimeters

• kilometers

• kilograms

What is the best way to record information about lifecycle changes?

• Observe (view) and sketch

• Measure and collect the temperature

• Time how fast something changes

• Collect their weights on a balance scale

Tags

NGSS.3-LS1-1

buoyancy, or the ability to float, is tested using

• rocks

• wood

• water

• plants

Tags

NGSS.MS-PS2-5

Sandy soil is formed by rocks ________, or breaking down into tiny pieces.

• heating up from the sun

• forming fossils

• weathering

• decomposing

Tags

NGSS.MS-ESS2-2

After cutting trees down in the forest, you should protect this natural resource by

• using the trees to make furniture

• using the wood as building materials

• replacing the cut trees by replanting seedlings

• using the land to build a farm

Tags

NGSS.MS-LS2-5

_______ is the best way for a farmer to keep soil from being carried away, or eroding.

• removing weeds

• plowing the plants under

• removing weeds

• planting trees along the edge of the field

Tags

NGSS.MS-LS2-5

What type of energy is used to power our blenders, toasters, and TVs?

• mechanical energy

• static energy

• light energy

• electrical energy

Plants and organisms cannot survive salty conditions. How do you test for a solution to this problem in a lab?

• plant different seeds in regular soil

• plant seeds in salty conditions and dilute salt with water

• add sand and gravel to the soil to reduce the saltiness

• plant different kinds of seeds in salty soil

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

One way to check the accuracy of an experiment is to _____________ the test again.

• use the same variables and repeat

• replace

• change the variables in the test

• agree the first test was correct and not repeat

Tags

NGSS.MS-PS1-2

Glass, styrofoam, plastic, and wood are all insulators, materials that keep solutions hot or cold, but ____________ is the best insulator of them all.

• wood

• styrofoam

• plastic

• glass

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4