MDCPS Science

Look at the table. Tessy has been growing tomato plants. Now, she wants to see if the amount of fertilizer affects the growth of the tomato plant. Which of these was the outcome (dependent/responding) variable?

• amount of water

• amount of fertilizer

• the height of plant

• the plant number

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Plant 1 and 2 both have plain soil, bean seeds, and the same amount of light. Plant 2 received more water. After 5 weeks the plants are measured. Based on the data, what is the correct conclusion?

• The amount of water affects the height but not the mass of the plant.

• The amount of water affects the mass but not the height of the plant.

• The amount of water affects the mass and the height of the plant.

• The amount of water does not affect the mass or the height of the plants.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What does this graph of plant heights show?

• Plant 2 grew taller than plant 1.

• Plant 1 was always taller than plant 2.

• Plant 1 grew steadily. Plant 2 grew quickly and then stopped growing.

• Plant 2 grew steadily. Plant 1 grew slowly at first and then grew quickly.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Tessy has been growing tomato plants without fertilizer. Now, she wants to see what happens to the plants when the amount of fertilizer is increased, as shown in the chart. Which plant is the control group?

• plant 1

• plant 2

• plant 3

• plant 4

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

In this picture, light is being _________.

• bent

• absorbed

• reflected

Tags

NGSS.MS-PS4-2

Which is TRUE about an insulator?

• It can be a good conductor.

• It allows heat to pass through easily.

• It slows energy transfer.

• It provides heat to keep materials warm.

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

What type of energy transformation occurs in an electric fan?

• electrical energy to mechanical energy

• radiant energy to mechanical energy

• chemical energy to radiant energy

• electrical energy to nuclear energy

What is energy?

• The ability to do work and cause change and move an object some distance.

• The push and pull exerted on an object.

• The relationship between matter and substances..

• The feeling you get after drinking a Monster or Red Bull

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which transformation of energy occurs in a toaster?

• Electrical to kinetic energy

• Electrical to heat energy

• Thermal to mechanical energy

• Solar to electrical energy

_________ has the ability to cause motion or create change

• Electricity

• Energy

• Conductors

• a dolphin

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5