pssa science practice #1

Why is the Sun’s energy important for life on Earth? Select all that apply

• it makes people cold

• The sun provides energy for plants to grow and the ecosystem could not function without plants.

• It makes the world warm

• It makes fire

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

DId you like the quiz? explain why or why not

This definition means WHAT word?

what is needed to work or cause change

Tags

NGSS.MS-PS3-5

A liquid sample was given to Aiden in the science lab. Before the lab it was a clear, calm liquid. After the lab it was a blue and bubbly liquid. Based on this information, what conclusion can be drawn?

• The liquid sample has not changed.

• The liquid sample physically changed.

• The liquid sample chemically changed.

• The liquid dissolved and became a solid.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which type of weather would be predicted with this type of cloud?

• Many days of rain or snow

• Fair weather and sunny skies

• Warmer air and clearing skies

• Heavy rain showers or thunderstorms

Tags

NGSS.MS-ESS2-5

Which of the following best describes the motion of the ball?

• left, then right

• in, then out

• up, then down

• forward, then backward

Tags

NGSS.MS-PS2-4

The scientific method includes at least

• 2 steps

• 10 steps

• 6 steps

• no steps

Tags

NGSS.MS-PS2-2

Your mother is heating a pan on the stove. To remove the pan from the stove, she must use a pot holder to grab the handle. How does the handle get hot?

• radiation from the sun

• radiation from the burner on the stove

• convection from the burner on the stove

• conduction from the burner on the stove

Which system is MAN MADE?

• nervous system

• ocean system

• computer system

• weather system

What is one way humans can use water resources for agriculture?

• Building dams to make electricity

• Riding in boats on rivers

• Spraying water on crops in fields

• Swimming in a lake