Match each term on the right to the correct definition. 1.
The push or pull between two objects
A.
Gravitational force
2.
B.
Force
The matter in an object, which affects
gravitational forces
C.
Mass
3.
Objects being pand together
D.
Attract
4.
The force between two masses
Interacting objects
5.
Objects that affect one another

An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point

Which of the following is part of the explanation or description of electromagnetic waves? (select all that apply) a. electrically charged molecules in a medium transfer their energy to nearby electrically charged molecules. b. a changing electric field causes a changing magnetic field. c. magnetic molecules in a medium transfer their energy to nearby magnetic molecules. d. a changing magnetic field causes a changing electric field.

The fine detail of saturn's rings provides evidence that the planet may be: a. young b. millions of years old c. in a state of growing larger