C. gas.

8. Which action involves a chemical change?

a. making ice cubes

b. adding sugar to tea

c. cutting wrapping paper

d. baking a cake

How long does for one rotation of earth

The unit for measuring electric power is the A. ampere. B. volt. C. ohm. D. watt.

Alcohol poisoning affects what part of our body, which can lead to death? A Voluntary reflexes B. Arm movements C. Sight • D. Involuntary reflexes

Covalent bonds are weaker than the hydrogen bonds used to hold water molecules together. True or false if u get this right ill be happy to give brainthingy

Which best describes how DNA is used as a molecular clock? The number of mutations in DNA is compared between two species. The total amount of DNA is compared between two species. The percent of carbon in DNA is compared between parent and offspring.

Gerry is looking at salt under a powerful microscope and notice a crystalline structure. what can be known about the salt sample that Gerry is looking at

The kinetic energy of a moving object is equal to the work required to bring it to its speed from rest, or the work the object can do while being brought to rest.

Imagine standing on a bathroom scale and reading your weight. now lift one foot and read your weight again. does the scale read more, less or the same weight when you are standing on one foot?

The period T of a simple pendulum depends on the length L of the pendulum and the acceleration of gravity g (dimensions L/T^2). (a) Find a simple combination of L and g that has the dimensions of time.

What is an example of the theory that the best adapted organisms for an environment are the ones most likely to survive