Science Review

• Leslie conducted an experiment testing plant growth under red, blue, and yellow lights. Her hypothesis is that if plants are grown under different colored lights, then the plants under the red lights will have the most growth. What is the independent variable?

• the color of the plant

• the different colored lights

• the red light

• the amount of growth

Tags

NGSS.MS-LS1-5

What statement is an inference from the Brand of Tires Tested data?

• Brand A was the second to slowest with a time of 25.3 seconds

• Brand D is the fastest with an average speed of 32.0 seconds

• Brand B tires must be defective since they have the slowest time.

• Brand C has three different times during the three trials

Tags

NGSS.MS-ETS1-3

Thunderstorms form from what type of clouds?

• Stratus

• Cumulus

• Cumulonimbus

• Cirrus

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What is the independent variable in the experiment pictured?

• Different liquids poured on the plants

• Different types of soil for the plants

• Different types of plants in the containers

• Different heights that each plant will grow

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What are the three major elements found in the Earth's crust?

• Potassium, titanium, and hydrogen

• Aluminum, silicon, and oxygen

• Iron, silicon, and carbon

• Magnesium, sodium, amd potassium

Tags

NGSS.MS-PS1-1

What was the name of the first satellite that orbited Earth?

• Explorer 1

• Saylut

• Voyager

• Sputnik 1

What is a disadvantage to using solar energy?

• causes air pollution

• floods land

• not available all the time

• produces radioacive waste

A farmer wants to grow corn near a river. What can he do to help the river's water quality?

• avoid planting the corn too close to the river

• add extra fertilier so the corn will grow

• let the farm animals wade in the river

• keep the fields plowed to keep the soild exposed

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which of the following positions of the Earth, moon, and sun causes the highest and lowest tides?

• 
• 
• 

Tags

NGSS.MS-ESS1-1

Which layer of the atmosphere protects us from meteors?

• Troposphere

• Stratosphere

• Mesosphere

• Exosphere