science flashcards

Question 1

_____is the ability to do work

Answer 1

energy

Question 2

the ability of a substance’s particles to move faster and expand without changing states is called..

Answer 2

thermal expantion

Question 3

temp. is usually measured in Fahrenheit or ___________

Answer 3

Celiucus

Question 4

almost every substance _______when heated and ___________ when cooled

Answer 4

Expands and Contract

Question 5

A _________ is the amount of thermal energy needed to raise the temp. of 1 g of water 1’C

Answer 5

Carole

Question 6

The thermal energy of a substance is determined by its _____________ and _____________

Answer 6

mass + temp.

Question 7

heating a substance ____ thermal energy. The particles move ______ and farther apart, causing the substance to change states

Answer 7

adds + faster

Question 8

Cooling a substance causes it to ____ thermal energy. The particles move _________ and are attracted to each other more, causing the substance to change states

Answer 8

Loses + slower

Question 9

Give an example of how thermal expansion has been used for good and wise stewardship in GOD’S world

Answer 9

Movment in thermometer, design of space in sidewalks, bridges, roads.