Florida Science

A hypothesis is a statement that could answer a question based on observation. A hypothesis must be able to be tested. Which of the following would be a hypothesis?

• I think a heavier ball would fall faster than a light one.

• I will throw different sized balls to see which one falls first.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Yamilet cut the stem of fresh white flower and placed it in a cup of colorful water and allowed the flowers to sit overnight. The following day she noticed the flowers had turned the colors of the dyes. What does this investigation show her?

• The flower stems transport water/dyes to other parts of the plant.

• The flowers helps the plant reproduce

• The leaves produce different colors

• The roots absorb water and nutrients from the soil to be used by the plant.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

Oriol placed a seedling in a cup of sugar water to see the effects. Which part of the plant would be the first to absorb the sugar water?

• Flower

• Leaf

• Stem

• Roots

Tags

NGSS.4-LS1-1

NGSS.5-LS2-1

During a school project, students observed a plant growing from a potato. What part of the potato actually grows into a new plant?

• The skin of the potato because it protects the potato

• The eyes of the potato because they can sprout and grow

• The flesh of the potato because it stores nutrients

• The roots of the potato because they absorb water

Tags

NGSS.MS-LS1-5

In a classroom experiment, students placed celery stalks in colored water. What part of the celery is primarily responsible for transporting the colored water upwards?

• The stem

• The roots

• The leaf

• The flower

Tags

NGSS.MS-LS2-3

Iyanna is trying to describe how light travels. Which answer is the correct way that shows how light travels?

• Mirrors slow down lights

• Light travels in a straight line

• Light is refracted by mirrors

• Light travels in a curved line

Tags

NGSS.MS-PS4-2

When observing a plant's response to light, which part of the plant bends towards the light source?

• The roots

• The flowers

• The stem

• The leaves

Tags

NGSS.MS-LS1-5

Jennifer passed several plants on her walk to school. She saw a plant that produces spores which grows into new plants. Which of the plants did Jennifer most likely see?

• Pine Tree

• Coconut Tree

• Cactus

• Fern plant

A plant was turned on its side in the pot and allowed to grow for several weeks. Which of the conditions explains why the plant's roots continued to grow downwards even when it was on its side?

• Heat

• Light

• Water

• Gravity

Tags

NGSS.MS-LS1-5

Liam is interested in creating a new flower garden at his school. Which part of the plant does he need to use to reproduce?

• The stem because it will transport water to other parts of the plant

• The flower because it will pollinate and grow

• The leaf because it absorbs sunlight

• The seed because it can sprout and grow

Tags

NGSS.3-LS1-1