Which pf these measurements has 3 significant digits?

Two children are throwing a ball back and forth to each other aboard a rapidly moving cruise ship. The observer who is in the BEST frame of reference to accurately decide which child is throwing the ball harder is A) standing on the shore.

What is the process in which a nucleus of an atom breaks up, emitting subatomic particles and/or energy?

When electrons are transferred between two atoms, a covalent bond is formed. true or false

What happen when a light from the sun passes through any type of matter

Which of the following is true regarding the Earth's mantle? A It is made mostly of liquid metal that allows it to flow. B Its material moves due to convection currents. C It is the densest of all of Earth's layers.

A baseball flying through the air has kinetic energy because of its motion. true or false?

How many poles does Jupiter's magnetosphere have? a. 2 c. 8 b. 4 d. 9

Which describes nuclear fusion? The nuclei of two atoms combine to form a larger nucleus. The nucleus of one atom splits to form two smaller nuclei. The electrons of two atoms combine to form a cluster of electrons.

In a class debate, a student argues that the big bang theory is "just a theory." What is most likely to be this student's understanding of scientific theories? A. Theories agree with observations of nature. B. Theories are just guesses. C.

Look at the advertisement. A poster that reads, "There's more to resistors than resistance. If you're really serious about cost, be serious about quality." with tools. Which persuasive media technique is used in this advertisement