Unit 4 Science

Carrotwood is a fast-growing landscape tree. Today, this tree is found in a variety of habitats, including dunes, coastal areas, freshwater marshes, and riverbanks. It crowds out native plants and competes for light and other resources. Which term describes the carrotwood species?

• native

• invasive

• migrant

• predatory

Tags

NGSS.MS-LS2-2

Which organism would be found at the bottom of a food pyramid? 

• bee

• robin

• snake

• flower

Tags

NGSS.MS-LS2-3

What causes a fish under water to appear closer than it really is?

• Reflection

• Resurface

• Refraction

• Ozone

Tags

NGSS.MS-PS4-2

What is happening to the light ray?

• Refraction

• Reflection

• Pitch

• lazer

Tags

NGSS.MS-PS4-2

What is the light doing when it hits the material?

• Refraction

• Reflection

• Mirror image

• waves

Tags

NGSS.MS-PS4-2

Which is the best way to describe the bike riders potential energy and kinetic energy?

• When the rider is going down the hill, they have the little Kinetic energy.

• When the rider is at the top of the hill they have the most potential energy.

• When the rider goes do the hill, the kinetic energy increases

• As the rider rides up the hill, her kinetice energy increases.

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

As the mirror changes direction the light reaching the mirror can reach the ceiling becasue the light___________.

• travels in straight lines and refracts after hitting the mirror.

• travels in straight lines and reflects after hitting the mirror.

• going in the flashlight is spreaded by the convex lense.

• travels in curved lines to move.

Tags

NGSS.MS-PS4-2

What statement explains how light rays travel through convex and concave lenses.

• Light rays travel in the same way in both lenses.

• A concave lens causes light rays to meet at a focal point and a convex lens causes light rays to spread out.

• A convex lens causes light rays to meet at a focal point and a concave lens causes light rays to spread out.

Food is stored chemical energy, Which is NOT an example of how stored energy is convered to useful energy

• Running

• Riding a bike

• Laying down

• Skating

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

NGSS.MS-PS3-5

At which location does the box have the most kinetic energy?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5