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Flashcards in Daily Science 8 Deck (12):
1

Light bounces off some surfaces better than others. Rank the following objects from 1 for best to 4 for worst at reflecting light.
Piece of black paper
A mirror
A brick
A window pane

Piece of black paper - - 4
A mirror - - 1
A brick - - 3
A window pane - - 2

2

A tiny plant will grow from an ________ (found in a seed)

Embryo

3

When water is heated, what happens to the molecules of water?

When water is heated the molecules have more energy and move rapidly.

4

Light, sound, and electricity are forms of ________.

Energy

5

What do these terms have in common?
Whales. Seals. Horses. Bats.

All are mammals

6

What do these terms have in common?
Orange. Pear. Cantaloupe. Prune.

All are fruits

7

What do these terms have in common?
Water. Shells. Castles. Birds.

All are items found at a beach

8

List 3 physical features that can be found on land as well as on the ocean floor.

Volcano
Plains
Canyon

9

Is the following a physical or chemical change?
Freezing water

Physical change

10

Is the following a physical or chemical change?

Burning wood

Chemical change

11

Is the following a physical or chemical change?

Leaves blowing off a tree

Physical change

12

Is the following a physical or chemical change?

Rusting nail

Chemical change